SunSwap V3 Fee Calculator
Calculate Your SunSwap V3 Swap Fees
Enter the amount of tokens you want to swap to see how the 0.3% fee is split:
Quick Takeaways
- SunSwap V3 is a TRON‑only DEX that uses a 0.3% fee model, with 0.05% burned as SUN tokens.
- Trades settle in seconds thanks to TRON’s high throughput.
- Only TRC20 tokens are supported - great for TRON fans, limiting for multi‑chain traders.
- No KYC; just connect a TronLink wallet and start swapping.
- Security record is clean, but community education resources are thin.
What is SunSwap V3?
SunSwap V3 is a decentralized exchange (DEX) built exclusively on the TRON blockchain for trading TRC20 tokens. It evolved from JustSwap after SUN.io acquired the platform in 2021 and now serves as the flagship AMM within the TRON DeFi ecosystem.
The platform’s core purpose is to let anyone swap any TRC20 token without an order book. Liquidity comes from automated pools that users can contribute to, earning a share of the 0.3% transaction fee.
Key Components and How They Fit Together
TRON blockchain provides fast, low‑cost transaction finality underpins every trade. The native token, SUN token functions as a governance and burn mechanism, is minted and partially burned from fees to create deflationary pressure.
To interact, users need TronLink Wallet a browser extension that stores TRC20 assets and signs transactions. Once connected, the UI displays the automated market maker (AMM) interface, which follows a constant product formula x·y=k, ensuring liquidity stays balanced across all pools.
SunSwap V3 also offers a staking module where users lock SUN tokens to earn additional rewards and voting power in the SUN DAO. The DAO governs future upgrades, fee redistributions, and token‑burn schedules.
Fee Structure and Tokenomics
The platform charges a flat 0.3% on every swap. The breakdown is simple:
- 0.25% goes to liquidity providers as a return on their capital.
- 0.05% is automatically used to buy back and burn SUN tokens, reducing supply over time.
This model mirrors other DEXs like Uniswap, but the TRON network’s near‑zero gas fees mean the total cost to the user stays low compared to Ethereum‑based alternatives.
Deflationary tokenomics hinge on consistent trading volume; the more swaps, the more SUN is burned, potentially boosting token price. However, if activity wanes, the burn rate drops, muting the upside.
Pros and Cons - A Balanced View
| Pros | Cons |
|---|---|
| Lightning‑fast swaps thanks to TRON’s high TPS. | Limited to TRC20 tokens - no Ethereum, BSC, or Solana assets. |
| Very low transaction fees (0.3% total). | Two similar web URLs cause confusion for newcomers. |
| KYC‑free onboarding; just connect TronLink. | Documentation skews technical; few beginner tutorials. |
| Solid security track record - no major hacks reported. | Liquidity depth can be thin for newer or niche TRC20 tokens. |
| Earn passive income via LP fees and SUN staking rewards. | Future growth tied to TRON’s overall ecosystem health. |
User Experience - What Traders Say
Most first‑time users praise the interface for its simplicity. After installing TronLink, the “Connect Wallet” button appears prominently, and the swap screen resembles a familiar fiat‑to‑crypto layout: select token A, enter amount, choose token B, and hit “Swap”.
Positive feedback highlights:
- Instant transaction confirmation - typically under 2 seconds.
- No email verification or KYC hurdles.
- Clear fee breakdown shown before confirming the trade.
Criticism usually revolves around two areas:
- Newcomers stumble over the dual URLs (sun.swap and sunswap.org) and wonder which is official.
- Because the platform only supports TRC20, traders looking to move assets between chains must use a bridge or a different DEX.
Security, Audits & Reliability
SunSwap V3 has never suffered a major exploit. The smart contracts were audited by independent firms in 2022 and again in early 2025, with no critical vulnerabilities found. The platform’s reliance on TRON’s proven consensus mechanism adds another layer of safety.
Key security practices include:
- Open‑source contracts available on GitHub for community review.
- Automatic fee routing to a burn address that cannot be tampered with.
- Liquidity pools that are fully on‑chain; users retain ownership of LP tokens.
Nonetheless, users should remember that DEXs are non‑custodial - any mistake (e.g., approving a malicious contract) is irreversible.
How SunSwap V3 Stacks Up Against Multi‑Chain DEXs
| Feature | SunSwap V3 (TRON) | Uniswap (Ethereum) | SushiSwap (Multi‑chain) |
|---|---|---|---|
| Supported tokens | All TRC20 only | ERC‑20 only | ERC‑20, BSC BEP‑20, Polygon, Avalanche, etc. |
| Average swap speed | ~1‑2seconds | ~12‑30seconds (depends on gas) | ~5‑15seconds (varies by chain) |
| Transaction fee (user‑payable) | 0.3% (plus negligible TRON bandwidth cost) | 0.3% + gas (often $5‑$20) | 0.25‑0.3% + chain‑specific gas |
| Liquidity depth (US$) | ~$45M (TRC20 focus) | ~$8B (Ethereum) | ~$3B (across chains) |
| KYC needed? | No | No (but optional on some front‑ends) | No |
| Governance token | SUN | UNI | SUSHI |
In short, SunSwap V3 wins on speed and fee efficiency inside TRON, but it can’t replace a multi‑chain hub if you need exposure beyond TRC20.
Future Roadmap and Outlook
The development team is pushing three main upgrades through 2025‑2026:
- Cross‑chain bridge integration - early beta aims to let users move assets between TRON and Binance Smart Chain without leaving the DEX.
- Enhanced staking and yield farming options for SUN, including NFT‑based LP boosts.
- Governance UI revamp that simplifies voting on SUN DAO proposals.
If TRON’s DeFi volume continues to climb (projected +30% YoY), SunSwap V3 should retain its niche dominance. The biggest risk remains its single‑chain dependence; a shift in developer interest toward Ethereum Layer‑2s or Solana could erode user growth.
How to Get Started in 5 Simple Steps
- Install the TronLink Wallet Chrome/Firefox extension for TRON and fund it with TRX for gas.
- Navigate to the official SunSwap V3 site (verify the URL matches the official Twitter announcement).
- Click “Connect Wallet”, approve the connection request in TronLink.
- Select the desired TRC20 token pair, enter the amount, and review the 0.3% fee.
- Confirm the swap; the transaction will confirm in under two seconds. Optionally, add liquidity to earn LP fees.
If you run into a stuck transaction, check the TronLink nonce and ensure you have enough TRX to cover bandwidth.
Bottom Line
SunSwap V3 shines for anyone deep in the TRON ecosystem-fast swaps, cheap fees, and a clean, KYC‑free experience make it a go‑to DEX for TRC20 traders. Its narrow token scope limits appeal for broader crypto portfolios, and the learning curve around wallet setup could be smoother. For TRON fans, the platform’s solid security record and active SUN DAO governance provide confidence, but keep an eye on upcoming cross‑chain features if you need more flexibility.
Frequently Asked Questions
Do I need to verify my identity to use SunSwap V3?
No. SunSwap V3 is a non‑custodial DEX. All you need is a TronLink wallet and some TRX for bandwidth.
Which tokens can I trade on SunSwap V3?
Any token that follows the TRC20 standard on the TRON network, including popular stablecoins like USDT‑TRON, as well as newer project tokens.
How are fees distributed?
0.25% goes to liquidity providers, and 0.05% is used to buy back and burn SUN tokens.
Is SunSwap V3 safe from hacks?
The platform has passed multiple audits and has no known exploits. However, because it’s non‑custodial, you are responsible for protecting your private keys.
Can I earn rewards besides trading fees?
Yes. By staking SUN tokens in the SUN DAO you earn additional rewards, and providing liquidity to pools generates a share of the 0.25% LP fee.
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