Crypto & Blockchain STON.fi v2 Crypto Exchange Review: Fast, Cheap TON Trading with Limited Tokens

STON.fi v2 Crypto Exchange Review: Fast, Cheap TON Trading with Limited Tokens

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STON.fi v2 Trading Fee Calculator

Calculate your estimated trading fee on STON.fi v2. Fees range from $0.001 to $0.01 per trade (0.3% of trade value), significantly lower than Ethereum ($0.50-$5.00) or Solana ($0.01-$0.05).

Estimated Fee: $0.00
As low as $0.001 for small trades

Note: STON.fi v2 fees range from 0% to 0.3% of trade value, with typical fees between $0.001 and $0.01. This calculator shows the maximum 0.3% fee for comparison purposes.

STON.fi v2 isn’t another DeFi platform trying to do everything. It doesn’t support Ethereum, Solana, or BSC. It doesn’t offer margin trading, options, or staking pools for 50 different tokens. What it does do, it does extremely well: let you swap TON ecosystem tokens quickly, cheaply, and without any hassle. If you’re already using TON - whether you’re trading NOT, USD₮, MAJOR, or STON - this is the most straightforward DEX you’ll find.

What Makes STON.fi v2 Different?

Most decentralized exchanges are built to be universal. They bridge chains, support hundreds of tokens, and try to appeal to everyone. STON.fi v2 does the opposite. It’s built only for The Open Network (TON). That means no wrappers. No bridges. No extra steps. When you swap TON for USD₮ on STON.fi, the transaction happens directly on TON’s blockchain. That’s why it’s fast - under 10 seconds for most trades - and why fees are practically invisible.

On Ethereum, a simple swap can cost $1 to $5 in gas. On Solana, it’s around $0.01 to $0.10. On STON.fi v2? You’re looking at fractions of a cent. Some reports say 0% fees. Others say 0.3%. Either way, it’s among the lowest in the industry. And because TON’s blockchain is designed for speed, your trade settles before you even finish reading this sentence.

The interface is clean. No clutter. No confusing sliders. You pick your token, enter the amount, and click swap. Even if you’ve never used a DEX before, you can get your first trade done in under five minutes. No KYC. No email signup. Just connect your Tonkeeper or OpenMask wallet and go.

How It Works - No Fluff, Just Mechanics

STON.fi v2 uses a hybrid model: automated market maker (AMM) pools for common pairs like TON/USD₮, and request-for-quote (RFQ) execution for larger or less liquid trades. This means small swaps get instant pricing, while bigger ones are routed to the best available liquidity without you having to adjust slippage manually.

It’s not perfect. Liquidity is thin outside of the top few pairs. If you try to swap 5,000 NOT for MAJOR, you might see slippage of 2-5%. That’s normal on niche DEXs, but it’s something you need to know before trading. For trades under $5,000, slippage is usually under 0.5%. For most users, that’s not a problem.

The platform also includes an impermanent loss calculator - something even some bigger DEXs still lack. It shows you how much you could lose if token prices shift after you provide liquidity. That’s a thoughtful touch for new liquidity providers who don’t want to get blindsided.

Token Selection: Narrow, But Focused

Don’t expect to find 10,000 tokens like on Uniswap. STON.fi v2 lists around 20-30 tokens - all native to the TON ecosystem. You’ll find TON, USD₮, NOT, MAJOR, STON, and a few others like JETTON and BOUNCE. That’s it. No meme coins from other chains. No random tokens that popped up last week.

That’s a feature, not a bug. It keeps the platform fast, secure, and easy to navigate. If you’re trading within the TON ecosystem, you’re not missing much. If you want to trade Solana memecoins, go to Raydium. STON.fi isn’t for you.

The STON token itself is used for governance and earning GEMSTON rewards. Holders can stake STON to earn a share of trading fees, which is a simple but effective way to incentivize long-term use. The token price is still early-stage - Bitget forecasts around $0.55 by November 2025 - but its value is tied directly to how much volume flows through the platform.

Performance and Security

STON.fi v2’s smart contracts were audited by Trail of Bits - one of the most respected names in blockchain security. That’s a big deal. Many DEXs skip audits or use lesser-known firms. Trail of Bits has audited Uniswap, Aave, and Compound. Their stamp of approval means your funds are far less likely to be drained by a hidden bug.

Performance-wise, the platform handles up to 500,000 in daily volume (as of October 2024). That’s small compared to Uniswap’s billions, but for TON, it’s significant. TON itself has seen explosive growth - daily active addresses jumped nearly 250% in early 2024 - and STON.fi is riding that wave.

There are no apps. No downloads. You use it in your browser. On mobile? Just open the website in Chrome or Safari. It works fine. No need for a native app when the web version is this smooth.

A serpent-shaped clockwork DEX with traders riding its back as GEMSTON rewards sparkle around it.

Who Is This For?

STON.fi v2 is perfect if:

  • You’re already using TON and want to swap tokens without paying high fees
  • You’re new to DeFi and want something simple, not overwhelming
  • You trade small amounts - under $10,000 per transaction
  • You care about speed and low cost over fancy features

It’s not for you if:

  • You want to trade Bitcoin or Ethereum tokens directly
  • You’re doing large institutional trades (liquidity is too shallow)
  • You need customer support - there isn’t any. It’s fully decentralized
  • You expect 100+ tokens or complex trading tools

How It Compares to Other DEXs

STON.fi v2 vs Other Decentralized Exchanges
Feature STON.fi v2 Uniswap (Ethereum) PancakeSwap (BSC) Raydium (Solana)
Blockchain TON only Ethereum Binance Smart Chain Solana
Trading Fees 0%-0.3% 0.3% 0.2% 0.2%
Avg. Transaction Time <10 seconds 15-60 seconds 3-10 seconds 2-5 seconds
Gas Fees (USD) $0.001-$0.01 $0.50-$5.00 $0.05-$0.20 $0.01-$0.05
Token Listings 20-30 (TON-native) 10,000+ 1,000+ 500+
Liquidity Depth Low to medium (TON pairs only) Very high High High
KYC Required? No No No No
Best For TON ecosystem users General DeFi traders BSC users Solana traders

STON.fi v2 doesn’t compete with Uniswap. It competes with TON’s other DEXs - and right now, it’s the leader. It’s faster than any TON-based alternative and has the most active users.

Real User Experience

Users on G2 and Reddit consistently say the same thing: “It’s stupid simple.” One reviewer wrote, “I did my first swap on STON.fi while waiting for my coffee. Took 30 seconds. No errors.”

Another user said, “I tried a few TON DEXs. STON.fi was the only one where I didn’t have to Google how to use it.”

The complaints? Limited tokens. Occasional lag during TON network spikes. No support team. But those aren’t surprises - they’re expected for a niche, decentralized platform.

A two-headed turtle swims in a liquid token pool under a glowing calculator, with GEMSTON tokens falling like fireflies.

Final Verdict

STON.fi v2 is the best way to swap TON ecosystem tokens right now. It’s fast, cheap, secure, and built for people who want to get in and out without noise. It’s not for everyone. If you’re trading across chains or want to hold hundreds of tokens, this isn’t your tool.

But if you’re in the TON world - whether you’re a casual user, a developer, or just someone who likes Telegram’s crypto experiment - STON.fi v2 is the DEX you should use. It’s not flashy. It doesn’t promise moonshots. It just works. And in DeFi, that’s worth more than most platforms admit.

Frequently Asked Questions

Is STON.fi v2 safe to use?

Yes, STON.fi v2 is considered safe for most users. Its smart contracts were audited by Trail of Bits, a top-tier blockchain security firm. The platform is non-custodial, meaning you always control your private keys. There’s no KYC, no central server holding your funds, and no way for the team to freeze your assets. As with any DeFi platform, you’re responsible for your own security - never share your seed phrase, and always double-check the URL (only use ston.fi).

Can I trade Bitcoin or Ethereum on STON.fi v2?

No. STON.fi v2 only supports tokens native to the TON blockchain. You can’t directly trade BTC, ETH, or any tokens from other chains. If you want to swap TON for USDT, you need to use TON-based USD₮, which is a stablecoin issued on TON. To trade other blockchains, you’ll need a cross-chain DEX like ThorChain or a centralized exchange.

What’s the minimum amount I can trade?

You can start with as little as $1. STON.fi v2 has no minimum deposit requirement, making it one of the most accessible DEXs for micro-investors. Even small amounts of TON or USD₮ can be swapped without penalty. This is ideal for testing the platform or making small, frequent trades.

Does STON.fi v2 have a mobile app?

No, STON.fi v2 does not have a dedicated mobile app. However, it works perfectly in mobile browsers like Chrome or Safari. Just visit ston.fi on your phone, connect your Tonkeeper wallet, and you’re ready to trade. The interface is optimized for touch, and most users find it just as easy to use on mobile as on desktop.

How do I earn rewards on STON.fi v2?

You can earn GEMSTON rewards by providing liquidity to STON.fi’s trading pools. When you add TON and USD₮ to a liquidity pool, you receive LP tokens. These tokens can be staked to earn a share of the platform’s trading fees. The native STON token also offers governance rights - holders can vote on future upgrades. Both mechanisms are designed to grow the platform’s liquidity and user base.

Is STON.fi v2 regulated?

No, STON.fi v2 is not regulated by any government or financial authority. It’s a fully decentralized exchange, meaning there’s no company behind it that can be held accountable under traditional laws. This is standard for most DEXs. Users should understand that there’s no legal recourse if something goes wrong - you’re relying on code, not institutions.

What wallets work with STON.fi v2?

STON.fi v2 works with any TON-compatible wallet. The most popular are Tonkeeper and OpenMask. Both are free, open-source, and available on iOS and Android. You can also use hardware wallets like Tonkeeper’s Ledger integration. Just connect your wallet through the website - no login, no password, no email needed.

Next Steps

If you’re new to TON, start by downloading Tonkeeper. Fund it with a small amount of TON (even $5). Go to ston.fi, connect your wallet, and swap TON for USD₮. Then try swapping USD₮ for NOT. Watch how fast it happens. See how little you pay. That’s the STON.fi v2 experience.

If you’re ready to provide liquidity, pick the TON/USD₮ pool. It’s the deepest and safest. Start with $50. See how GEMSTON rewards add up over a week. You don’t need to be a pro to earn here.

STON.fi v2 won’t replace Uniswap. But it doesn’t need to. It’s doing exactly what TON users need: simple, fast, cheap swaps. And in crypto, that’s often the hardest thing to find.

About the author

Kurt Marquardt

I'm a blockchain analyst and educator based in Boulder, where I research crypto networks and on-chain data. I consult startups on token economics and security best practices. I write practical guides on coins and market breakdowns with a focus on exchanges and airdrop strategies. My mission is to make complex crypto concepts usable for everyday investors.