Best Crypto Bridges: Cross-Chain Solution in 2025
DisclaimerCross-Chain Bridge |
Supported Chains |
Supported Tokens |
Transaction Fees |
Security Measures |
Our Score |
|
|---|---|---|---|---|---|---|
|
Ethereum Arbitrum One Base Blast Optimism Polygon zkSync Era Linea Mode Scroll Hyperliquid (20+ L2 networks) |
WETH DAI USDT USDC BAL ACX 50+ tokens |
0.06% to 0.12% | UMA's Optimistic Oracleintent-based relayers | Full Review Visit Bridge | ||
|
Ethereum Arbitrum Optimism zkSync Era StarkNet Polygon Base Linea Scroll BNB Chain Mantle Taiko (19+ networks) |
ETH USDC USDT DAI WBTC |
0.03% to 0.30% + withholding fee | Decentralized cross-rollupsmart contracts on destination | Full Review Visit Bridge | ||
|
Ethereum BNB Chain Avalanche Polygon Arbitrum Optimism Fantom Metis Base Linea (70+ blockchains) |
USDC USDT ETH STG Native assets |
0.06% flat fee | LayerZero V2unified liquidity poolsDVN verification | Full Review Visit Bridge | ||
|
Ethereum BNB Chain Avalanche Polygon Arbitrum Optimism Fantom Harmony Moonbeam (20+ networks) |
SYN USDC ETH nUSD nETH 50+ assets |
Dynamic (varies) | Optimistic verificationcross-chain AMMstableswap algorithm | Full Review Visit Bridge | ||
|
Ethereum Arbitrum One Arbitrum Nova 35 Orbit Chains (varying security) Base (non-Arbitrum technology) |
All ERC-20 tokens |
Average $0.25 | Optimistic rollupsEthereum L1 securityvalidator network7-day challenge period | Full Review Visit Bridge |
Best Crypto Bridges: Our Take
Our pick as the number one solution from the best cross-chain bridges is Across Protocol.
Unlike some crypto bridges on our listAcross Protocol charges ultra-low transaction fees of 0.06% to 0.12% and offers excellent capital efficiency with support for 20+ Layer 2 networks.
In this article we dive deep into the best crypto bridges. To come up with our list of the top cross-chain bridges we leverage our expertise in cross-chain bridges by getting first-hand experience with each cross-chain solutionanalyzing user reviewsand taking into consideration expert opinions.
These are the best crypto bridges in 2025:
- Across Protocol: Best crypto bridge with capital efficiency design
- Stargate Finance: Best cross chain bridge for facilitating one transaction cross-chain swaps in native assets
- Synapse Protocol: Best blockchain bridge for creating cross-chain applications
- Portal Bridge: Best crypto bridge for low fees and NFT support
- Orbiter Finance: Best cross chain bridge for swift transfers for Ethereum native assets
- Arbitrum Bridge: Best cross chain bridge for ERC-20 tokens
- Binance Bridge: Best crypto bridge for unlocking interoperability between ERC-20 and BEP-2/BEP-20 tokens
- Hop Protocol: Best crypto bridge for sending assets between the L2 and the Ethereum Mainnet
- Orbit Bridge: Best cross chain bridge for dynamic fees
1. Across Protocol: Best Crypto Bridge With Capital Efficiency Design
Founded in 2022Across Protocol is a crypto bridge for Layer-2s and rollups secured via UMA’s Optimistic Oracle. It is our top-rated cross-chain bridge with an overall score of 4.56 out of 5.
It stands out for its capital efficiency design and ultra-low transaction fees ranging from 0.06% to 0.12%.
With Across Protocolusers can save significantly on cross-chain transfers compared to traditional bridges while maintaining security through intent-based relayers.
Across Protocol supports over 20 blockchain networks including EthereumArbitrum OneBaseBlastOptimismPolygonzkSync EraLineaModeScrolland Hyperliquidwith 50+ supported tokens including WETHDAIUSDTUSDCBALand ACX.
The native token of the Across Protocol is the ACX token.
PROS
- Singular liquidity pool
- Low costs
- No security tradeoffs
- Trusted by MetaMask & Uniswap
CONS
- Limited to L2 networks
Features
Across Protocol Rewards
Across Protocol offers 2 reward programs: the Reward Locking Program and the Across Referral Program.
Across users can earn ACX tokens by either referring people to the platform using a unique referral link or by locking their tokens in liquidity pools.
Singular Liquidity Pool
Unlike many bridges that fragment liquidity across multiple poolsAcross Protocol utilizes a singular liquidity pool that ensures optimal capital efficiency and reduces slippage for users.
Security
Across Protocol is a secure protocol that builds on UMA’s Optimistic Oracle and has been audited by OpenZeppelin (May 2025)TrailOfBitsand CertiK.
It uses intent-based relayers which allow for secure and efficient cross-chain transfers with minimal trust assumptions.
Fees
Across Protocol charges between 0.06% to 0.12% in feesmaking it one of the most cost-effective cross-chain bridge solutions available in the market.
2. Stargate Finance: Best Cross Chain Bridge For Cross-chain Swaps in Native Assets
Founded in 2022Stargate Finance is a blockchain bridge that allows users and dApps to transfer native assets as well as access its unified liquidity pools with an overall score of 4.36 out of 5.
Stargate Finance supports major cryptocurrencies including EthereumDAIUSDCUSDTBUSDWETHFRAXand SUSD across 70+ different blockchain networks.
All Stargate Finance transfers have instant finality. This ensures that a transfer submitted on the source chain is guaranteed on the destination chain.
Unlike other best cross-chain bridgeswith Stargate Financeusers and applications swap in native assets not wrapped tokens that need additional swaps and fees to receive the desired asset.
PROS
- Native asset transfers
- Instant finality
- 80+ chains
- Unified liquidity
CONS
- LayerZero dependency
- Limited token types
- Governance uncertainty due to acquisition proposal
Features
Staking
Stargate Finance users can stake their STG tokens and receive VeSTG which allows them to participate in the governance of the ecosystem.
The staking duration in Stargate Finance ranges between 1 to 36 months.
Security
Our meticulous research indicates that Stargate Finance is a secure crypto bridge. It has been audited multiple times by external auditors. The bridge is also controlled by Multisignatures that answer to the governance of the protocol.
Fees
Stargate Finance charges a 0.06% flat fee for cross-chain bridgingmaking it competitive among DeFi bridges.
3. Synapse Protocol: Best BlockChain Bridge For Creating Cross-chain Applications
Founded in 2021Synapse Protocol supports 50+ cryptocurrencies across 20+ EVM and non-EVM blockchains with an overall score of 4.1 out of 5.
Synapse Protocol enables developers to create cross-chain applications that support cross-chain asset swapping natively.
This includes applications like margining systemslending platformsderivatives marketscross-chain DEXyield aggregatorsand more.
PROS
- Wide network support
- Cost-efficient transfers
- Integrated cross-chain AMM functionality
- DeFi integration
CONS
- Complex tokenomics
- Validator dependency
- Variable fees
Features
Synapse Explorer
This is a generic event indexer for all Synapse Protocol events. It gives users a comprehensive overview of every transaction on the Synapse Bridge.
Security
Synapse Protocol is one of the most secure cross-chain crypto bridges and one of the very few bridges that have never been hacked or exploited.
It uses a decentralized governance model as well as a security model that involves Guards and Notaries.
Notaries stake a significant number of bonds which deters them from engaging in fraudulent activities while Guards look out for and promptly report any discrepancies.
Fees
Synapse charges dynamic fees determined by several factors including the cryptocurrency being transferred cross-chain and the blockchain network conditions.
4. Portal Bridge: Best Crypto Bridge For Low Fees and NFT Support
The Portal Token Bridge is a Wormhole Protocol with an overall score of 3.96 out of 5.
When compared to other crypto bridgesPortal Bridge stands out for its ultra-low transaction fees of just $0.0001 plus gas fees.
It also stands out for its large selection of supported blockchain networkssupporting 30+ different blockchain networks including EthereumSolanaBNB ChainPolygonAvalancheArbitrumBaseAptosSuiNearand Injective.
Portal Bridge also supports the bridging of NFTs across networksmaking it unique among crypto bridge solutions.
PROS
- Broadest support (30+ chains)
- Ultra-low fees
- NFT support
- Non-EVM chains
CONS
- 2022 hack history
- Wrapped tokens complexity
- Guardian dependency
Features
Portal NFT Bridge
The NFT bridge allows you to send NFTs cross-chain to multiple blockchains. The Portal NFT bridge supports all SPL (with a supply of 1) and ERC-721 NFTs.
It has an NFT origin tool that allows users to manually verify the authenticity of an NFT.
Security
Portal Bridge runs on the same cryptographic primitives as Ethereum.
It also uses a multi-sig approach which consists of 19 Guardians that independently sign messages.
Each of these Guardians conducts their independent validation process before verifying and validating any transaction.
Portal Bridge is also regularly audited internally and externally.
Fees
Portal Bridge charges $0.0001 per transaction plus applicable gas feesmaking it one of the most affordable bridging solutions.
5. Orbiter Finance: Best Cross Chain Bridge For Ethereum Native Assets
Founded in 2021Orbiter Finance is a decentralized cross-rollup bridge solution that stands out for its nearly instant transfers for Ethereum native assets and low cost with an overall score of 3.9 out of 5.
It supports cross-rollup transactions between 19+ different blockchain networks including EthereumArbitrumOptimismzkSync EraStarkNetPolygonBaseLineaScrollBNB ChainMantleand Taiko.
The supported cryptocurrencies include EthereumUSDCUSDTand DAI.
PROS
- Fast transfers
- 19+ networks
- Decentralized arbitration mechanism for dispute resolution
- Unique NFT reward system
CONS
- Limited to 5 tokens
- History of security incidents
- Limited liquidity provider opportunities for general public
Features
Orbiter Pilot NFT
This is a series of NFTs designed for Orbiter users. Orbiter users are referred to as Orbiter Pilots.
Orbiter NFTs contain 5 classes of Orbiter Pilot roles: The Orbiter Trainee-Pilot NFTOrbiter Elite-Pilot NFTOrbiter Pilot NFTOrbiter Expert-Pilot NFTand Orbiter Ace-Pilot NFT.
Security
Our meticulous research on this bridge indicates that Orbiter Finance benefits from the security of rollups.
The rollups minimize the risk associated with data synchronization between networks and prevent malicious actors from accessing data in transit.
It also has an arbitration mechanism that enables Senders to track and address issues with their transactions.
Fees
Orbiter Finance charges 0.03% to 0.30% plus a withholding fee to cover gas fees for transactions to the destination network. The exact fee depends on the destination network and current network conditions.
6. Arbitrum Bridge: Best Cross Chain Bridge for ERC-20 Tokens
Founded in 2021the Arbitrum Bridge is a popular cross-chain bridge with an overall score of 3.86 out of 5. It made it to our list of the best cross-chain bridges for its interoperability with the Ethereum mainnet and the solutions it offers such as reduced gas fees, high EVM compatibilityand increased transaction speeds.
Arbitrum Bridge supports Ethereum and Arbitrum networks along with 35+ Orbit Chains and is primarily focused on ERC-20 tokens.
PROS
- Broad ERC-20 support
- Up to 40,000 TPS capability
- Backed by Ethereum's security model
- 30+ professional security audits since 2022
CONS
- 7-8 day withdrawal period
- Higher fees than competitors
- Single sequencer dependency
- Varying security levels
Features
Two Mainnets
Arbitrumunlike most Layer-2 cross-chain crypto bridgesuses 2 mainnets: Arbitrum Nova and Arbitrum One. Both of these mainnets operate differently.
Arbitrum One ensures that posted transaction data is valid using multiple-round interactive optimistic rollups while Arbitrum Nova uses the AnyTrust model to ensure that transaction data is accurate.
It can offer low trading fees using the Data Availability Committee security model that provides certificates for correct transactions.
Security
The Arbitrum Bridge has a permissionless environment that allows anyone to stake the ARB token and become a validator.
Validators are incentivized and mandated to stake assets to ensure compliance with the cross-chain bridge rules.
In the event of malicious behavior exhibited by validatorsthe Arbitrum cross-chain bridge has mechanisms set to identify and fix all irregularities.
Fees
The Arbitrum Bridge charges an average of $0.25 for transactionsthough fees can vary based on network congestion and transaction complexity.
7. Binance Bridge: Best For Interoperability Between ERC-20 and BEP-2/BEP-20 Tokens
Founded in 2020the Binance Bridge has an overall score of 3.68 out of 5. It supports multiple cryptocurrencies across 3-5 primary blockchain networks including EthereumBNB Chainand connected networks.
It stands out for unlocking interoperability between ERC-20 and BEP-2/BEP-20 tokens.
This enables users to cut down on fees while maintaining the efficiency of the blockchains.
The native token of the Binance Bridge is Binance Coin (BNB).
PROS
- High liquidity
- Binance integration
- Fast transactions
- Institutional backing
CONS
- Centralized control
- Limited networks
- Binance dependency
- Reduced censorship resistance
Features
Pegging
Binance Bridge users can use Peg-in and Peg-out to transfer crypto assets in and out of different blockchains.
With the Peg-in method users can exchange native tokens in exchange for the equivalent amount of the pegged tokens in the Binance Smart Chain or Binance Chain.
Peg-outon the other handallows users to swap the pegged tokens for native tokens.
Security
The Binance Bridge uses the same security standards as the Binance Chain ecosystem.
All transactions are completed without third-party involvement because they can only be completed using a Binance account.
Fees
The Binance Bridge charges $1-5 depending on the specific bridging operation and network conditions.
8. Hop Protocol: Best Crypto Bridge For Sending Assets Between the L2 and the Ethereum Mainnet
Founded in 2021Hop Protocol has an overall score of 3.48 out of 5. It’s one of the established cross-chain bridges for facilitating fast movement of assets through sidechainsLayer 2 solutionsand Layer 1 blockchains.
Hop Protocol supports 5 different blockchain networks including EthereumArbitrumOptimismPolygonand Gnosiswith 6 cryptocurrencies including EthereumUSDTUSDCDAIPolygonand HOP.
It has a native token known as the HOP token.
PROS
- Seamless L2 transfers
- Cost-effective within Ethereum ecosystem
- Strong security
- Governance rewards
CONS
- Limited to 5 networks & 6 tokens
- Moderate transaction times
- Complex fees structure
- Ethereum-Focused
Features
Hop Protocol Native Token
The Hop Protocol native token (HOP) is the native token of the Hop ecosystem. It is a cross-network bridge token transferred from rollup to rollup and is claimed on Layer 2 for the underlying assets.
It serves as an intermediary bridge token that enables trustless swaps.
Security
Hop Protocol ensures secure cross-chain transfers using several security measures. It is a non-custodial bridgemeaning users’ funds and liquidity providers in the AMM are not controlled by a single entity.
Hop Protocol has been audited by leading external auditors.
Fees
Hop Protocol charges multiple fees including a minimum fee of $0.25bonder fees of 0.05-0.30%destination chain transaction fees (dynamic gas fees)slippage (dynamic)and AMM swap fees of 0.04%.
9. Orbit Bridge: Best Cross Chain Bridge for Dynamic Fees
Founded in 2020Orbit Bridge has an overall score of 3.22 out of 5. Like other popular cross-chain bridges on this listit enables users to transfer cryptocurrencies across different blockchains.
It supports 15+ different blockchain networks including EthereumBNB ChainHECOPolygonRippleKlaytnCeloAvalancheand Stackswith 100+ assets including USDTETHUSDCRENDAIANTOMGTRIXCELOand DON.
The cross-chain bridge made it to our list for its dynamic trading fees that adjust based on network conditions and the specific bridging operation.
PROS
- Broad blockchain support
- Fast conversions
- Dynamic fees
- ISMS security certification
CONS
- Limited smart contract-specific audits
- Smaller community
- Less adoption than established competitors
- Documentation could be more comprehensive
Features
Multi-sig Transaction Consensus
Using this consensus mechanismthe Orbit Bridge process involves an operator that sends data and a validator that works together to quickly validate transactions.
The consensus and validation process on Orbit Bridge is trustless and transparent.
There is no centralized control on validators for them to complete tasks.
Security
The primary security feature of the Orbit Chain is that it is open source. This enables users to create their vaults to deposit assets when bridging tokens on the Orbit Chain with custom consensus.
Validators also operate without a central authority which provides more decentralization.
Fees
The Orbit Bridge charges dynamic trading fees for cross-chain bridging depending on the blockchain networks involved in the transfer and current market conditions.
Comparison Table of the Best Cross-Chain Bridges
Bridge | Overall Score | Trading Fees | Supported Networks | Native Token | Founded | Key Assets |
Across Protocol | 4.56/5 | 0.06% to 0.12% | 20+ L2 networks (EthereumArbitrumBaseOptimismPolygonzkSync Eraetc.) | ACX | 2022 | WETHDAIUSDTUSDCBALACX (50+ tokens) |
Stargate Finance | 4.36/5 | 0.06% flat fee | 70+ blockchains (EthereumBNB ChainArbitrumAvalanchePolygonetc.) | STG | 2022 | ETHDAIUSDCUSDTBUSDWETHFRAXSUSD |
Synapse Protocol | 4.1/5 | Dynamic charges | 20+ networks (EthereumAvalancheBNB ChainArbitrumOptimismetc.) | SYN | 2021 | 50+ tokens including USDCDAIUSDTLINK |
Portal Bridge | 3.96/5 | $0.0001 + gas fees | 30+ chains (EthereumSolanaBNB ChainPolygonArbitrumAptosSuietc.) | None | 2021 | All tokens on supported networks |
Orbiter Finance | 3.9/5 | 0.03% to 0.30% + withholding | 19+ networks (EthereumArbitrumzkSync EraStarkNetPolygonetc.) | TBA | 2021 | ETHUSDCUSDTDAI |
Arbitrum Bridge | 3.86/5 | Average $0.25 | EthereumArbitrum OneArbitrum Nova35+ Orbit Chains | ARB | 2021 | ETH and ERC-20 tokens |
Binance Bridge | 3.68/5 | $1-5 (varies) | 3-5 primary networks (EthereumBNB Chainconnected networks) | BNB | 2020 | USDCUSDTETHBTCand more |
Hop Protocol | 3.48/5 | $0.25 min + 0.05-0.30% + gas + AMM | 5 networks (EthereumOptimismArbitrumGnosisPolygon) | HOP | 2021 | ETHUSDTUSDCDAIMATICHOP |
Orbit Bridge | 3.22/5 | Dynamic (varies) | 15+ blockchains (EthereumBNB ChainHECOPolygonAvalancheetc.) | ORBC | 2020 | 100+ assets including USDTETHUSDCRENDAI |
What is a Crypto Bridge?
Cross-chain bridges are protocols that allow users to transfer assets between different blockchainsexecute smart contracts and leverage the strengths of different blockchain ecosystems. For examplecross-chain bridges allow users to transfer an asset from Solana to Ethereum or from Polygon to Arbitrum.
These bridges solve the blockchain interoperability problem by creating secure pathways for assets and data to move between different networks that would otherwise be incompatible.
Is Bridging in Crypto Safe?
Bridging in crypto offers significant benefits for accessing DeFi protocols across multiple chainsbut it comes with inherent risks and challenges.
The primary security concern is that bridges serve as critical points of communication between networksmaking them attractive targets for hackers. Users should always verify bridge security auditsunderstand the specific risks of each protocoland only use well-established bridges with strong track records.
How to Choose the Right Crypto Bridge?
There are many cross-chain bridges availableso choosing the right one involves considering several key factors:
- Security and audits: Look for bridges that have been audited by reputable firms and have a clean security track record
- Supported networks and tokens: Ensure the bridge supports the specific blockchains and assets you need to transfer
- Fee structure: Compare trading feesgas costsand any additional charges across different bridges
- Transaction speed: Consider how quickly transfers are completedespecially for time-sensitive operations
- Liquidity and reliability: Choose bridges with sufficient liquidity to handle your transaction size without significant slippage
Conclusion
Blockchain interoperability remains a major challenge in the crypto ecosystemand cross-chain bridges provide essential solutions to this problem. Howevernot all bridges are created equaland the right choice depends on your specific needs.
Based on our comprehensive analysisAcross Protocol emerges as the top choice for users seeking the best combination of low feessecurityand capital efficiency. For users requiring broader network supportStargate Finance and Synapse Protocol offer excellent alternatives with extensive blockchain coverage.
Always remember to research each bridge thoroughlystart with small amountsand understand the risks involved before committing large sums to any cross-chain transfer.
FAQs
