DEXes · Review

Dfyn Network Review 2026: Gasless AMM Swaps on Polygon and Fantom

Dfyn Network is a multi-chain automated market maker for swapping tokens and providing liquidity on Polygon, Fantom and OKExChain. It is a small protocol with low liquidity, so treat it as a niche DEX.

By the DappsAtlas editorial team · Updated Nov 5, 2026

DappsAtlas score

5.0/10

Mixed

Our verdict on Dfyn Network

5.0/10

Dfyn Network is a conventional multi-chain AMM DEX with a gasless-swap angle and a small DFYN token economy. It may suit DeFi users who want to try a low-cost swap venue on Polygon or Fantom and are comfortable with a niche protocol. The main caveat is size: TVL near $379,000 and tiny trading volume mean high slippage, limited liquidity and more risk than established DEXes. Fee details and audit specifics are not published in what was reviewed, so verify them in the app first.

Score breakdown

How Dfyn Network scores

Security: 5.0/10
Ease of use: 6.0/10
Fees: n/a
Features: 5.0/10

Scores run from 0 to 10 and are based only on facts we could verify. Where information was missing we mark the score n/a rather than guess.

What is Dfyn Network?

Dfyn Network is a decentralized exchange built on the automated market maker model. It is described as a multi-chain AMM aiming to be fair, cheap and accessible, and one source calls it a turbo-charged Uniswap with gasless transactions. Tracking data lists it on Polygon, Fantom and OKExChain.

The protocol is small. Total value locked is about $379,000, up 0.4 percent over seven days, and one early-2024 snapshot showed DFYN trading at roughly $0.00014 with almost no daily volume. The project has a DFYN token and three listed audits.

The homepage could not be loaded when this review was prepared, so the current state of the app, any fee changes and the team behind it are not confirmed here. The project's professional profile still describes it as functional on Polygon.

How Dfyn Network works

Dfyn is an automated market maker. Instead of matching buyers and sellers, it holds pools of two tokens and prices trades with a formula based on the pool balances. When you swap, you add one token to the pool and take the other out, and the price shifts slightly with each trade.

Liquidity providers fund these pools by depositing both tokens and receive a share of the trading activity in return. The trade-off is impermanent loss: if the relative price of the two tokens changes, the deposit can be worth less than simply holding them.

Dfyn has been described as using meta-transactions, where a relayer submits the transaction so the user does not pay the network fee directly. It runs on Polygon, Fantom and OKExChain, and the DFYN token is the project's own asset.

6 features

Key features

AMM token swaps

Users swap one token for another against liquidity pools instead of an order book, using the standard constant-product AMM design.

Multi-chain deployment

Dfyn is listed on Polygon, Fantom and OKExChain, so the same protocol can serve users on more than one network.

Gasless transactions

Dfyn has been described as using meta-transactions so swaps can be free of gas for the user, which lowers the cost of small trades.

Liquidity provision

Anyone can deposit token pairs into pools to earn a share of trading activity and yield, subject to impermanent loss.

DFYN token

Dfyn has a native token, DFYN, which is tied to the protocol's incentives and community.

Listed audits

Three audits are listed for the project, which gives some signal on code review, though details are not given here.

Pros and cons

What we like

Standard AMM design with swaps and liquidity pools that most DeFi users already know
Runs on three networks: Polygon, Fantom and OKExChain
Described as offering gasless swaps through meta-transactions, which helps small trades
Three audits are listed for the project
Has its own DFYN token and has been around since at least 2021, according to one source

Watch out for

TVL of roughly $379,000 is small, so large swaps can move prices a lot
Trading activity looks very thin, with a 24-hour DFYN volume of only about $15 in one snapshot
Fee levels, the fee split to liquidity providers and token utility details are not published in the material reviewed
Audit reports are listed three times, but who audited the code and what they found is not stated here
Sources disagree on basic details such as which chain the token lives on, so users should check contract addresses themselves
Impermanent loss and smart-contract risk apply to anyone who adds liquidity

Dfyn Network fees

Dfyn's fee schedule is not published in the material reviewed. Typical AMMs charge a small percentage on each swap that goes mostly to liquidity providers, and Dfyn's own interface is where the exact rate and any protocol share would appear before you confirm a trade.

The project is described as offering free, gasless swaps through meta-transactions. Whether that still applies on each chain is not confirmed, so check the swap screen for the network fee, the price impact and the minimum amount received before signing.

Is Dfyn Network safe?

Dfyn is a non-custodial AMM, so you keep your tokens in your own wallet and only approve contracts when you trade or add liquidity. The main risks are smart-contract bugs, impermanent loss and shallow liquidity. Three audits are listed, but the auditors and findings are not detailed in the material reviewed.

The project does not publish any regulatory licence in the material reviewed, which is typical for DEXes. Liquidity and volume are very low, so price manipulation and heavy slippage are real possibilities. Always check contract addresses and use only links from the project's verified accounts.

6 steps

How to get started with Dfyn Network

1
Pick the network you want to use (Polygon is the one described as functional) and add it to a self-custody wallet such as MetaMask.
2
Fund the wallet with the tokens you want to swap, and some native token for gas in case gasless swaps are not available.
3
Open the official Dfyn app, using a link from the project's verified social accounts, and connect your wallet.
4
Choose the token pair, check the quoted price, price impact and slippage, then approve and confirm the swap.
5
To provide liquidity instead, pick a pool, deposit both tokens in the required ratio and note that your position is exposed to impermanent loss.
6
Start with a small test amount, since pools are shallow and fake token contracts exist, and verify contract addresses before trading.

Who Dfyn Network is for

Dfyn suits experienced DeFi users who like to explore smaller AMMs on Polygon, Fantom or OKExChain, and who understand impermanent loss and slippage. It is not a good fit for beginners, for larger trades that need deep liquidity, or for anyone who wants a protocol with a long, well-documented track record.

Dfyn Network FAQs

What is Dfyn Network?

Dfyn Network is a multi-chain AMM DEX. Users swap tokens, add liquidity to pools and earn yield, and the project describes itself as a fair, cheap and accessible alternative in DeFi. One source calls it a turbo-charged Uniswap with gasless transactions.

Which blockchains does Dfyn support?

Tracking data lists Dfyn on Polygon, Fantom and OKExChain. A professional profile describes it as functional on Polygon, so that is the chain most likely to have live activity.

What is the DFYN token?

DFYN is the project's token. One snapshot from early 2024 put its price around $0.00014 with very low daily volume. One source reports a supply of 198,284,457 and a 2021 launch, though sources disagree on which chain it is based on.

Are Dfyn swaps really gasless?

Dfyn has been described as offering gasless swaps through meta-transactions, where the app covers the network fee on a user's behalf. Details such as limits, eligible chains and current availability are not published in the material reviewed, so check the app before relying on it.

Is Dfyn Network safe to use?

Tracking data lists three audits, but the auditors and findings are not detailed here. An audit lowers risk without removing it. Liquidity providers also face impermanent loss, and a small protocol like this one carries more risk than large, well-established DEXes.

How much liquidity does Dfyn have?

Total value locked is about $379,000, with a 0.4 percent change over seven days. That is small for a DEX, so slippage can be high on anything beyond small trades.

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