![Prosper [OLD]](/icons/pros.png){kind=icon}
Convert PROSon Polygon to GRAMon Ethereum
Swap Prosper [OLD] (PROS) on Polygon to Gram (prev. Toncoin) (GRAM) on Ethereum at the best cross-chain rate. SwitchFi routes your PROS → GRAM exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
PROS to GRAM market data
| Metric | PROS · Polygon | GRAM · Ethereum |
|---|---|---|
| Price | $0.04274 | $1.68 |
| Market cap | $2.20M | $4.56B |
| 24h volume | $142 | $142.50M |
| 24h change | -1.12% | +5.37% |
| 7d change | -1.87% | +1.51% |
| 24h high / low | $0.0434 / $0.04273 | $1.68 / $1.58 |
| All-time high | $9.61 | $8.25 |
| Market cap rank | #2146 | #24 |
What is the PROS to GRAM exchange rate?
At the current market price, 1 PROS ≈ 0.02544097 GRAM, and 1 GRAM ≈ 39.3067 PROS. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Prosper [OLD] is the smaller side of this pair — Gram (prev. Toncoin)'s market capitalisation of $4.56B is roughly 2074× larger than Prosper [OLD]'s $2.20M. On the overall leaderboard they sit at #2146 and #24 respectively. The last 24 hours put PROS at -1.12% against +5.37% for GRAM — the PROS/GRAM rate has moved in GRAM's favour. Across the last 7 days the comparison reads -1.87% for PROS versus +1.51% for GRAM. Daily turnover runs at $142 for PROS and $142.50M for GRAM, so routed swaps between the two settle at market rates without moving the price. Measured from record highs, PROS is down 99.6% and GRAM is down 79.8%.
PROS to GRAM converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
PROS / GRAM conversion tables
() on is not verified and may be a scam or an impostor of a well-known token. You could end up with a token you can't sell.
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Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About Prosper [OLD] and Gram (prev. Toncoin)
Prosper [OLD] (PROS) is the #2146 cryptocurrency by market cap, worth $2.20M in aggregate. The price sits 99.6% under the record high of $9.61. Supply-wise, 51% of the 100.00M PROS maximum (51.39M PROS) is on the market today. Over the last 7 days PROS is -1.87%, and +423.22% across 30 days. Daily turnover comes to $142.
Gram (prev. Toncoin) (GRAM) is the #24 cryptocurrency by market cap, worth $4.56B in aggregate. Compared with its $8.25 all-time peak, it currently trades 79.8% lower. There are currently 2.72B GRAM in circulation. Over the last 7 days GRAM is +1.51%, and +0.81% across 30 days. Daily turnover comes to $142.50M.
How to convert PROS to GRAM
- 1 Enter the amount of PROS on Polygon you want to convert — the swap widget on this page is prefilled with the PROS → GRAM pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of GRAM on Ethereum you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
Other options to exchange GRAM
BTC → GRAMEthereum
Bitcoin
ETH → GRAMEthereum
Ethereum
USDTEthereum → GRAMEthereum
Tether
BNB → GRAMEthereum
BNB
USDCEthereum → GRAMEthereum
USDC
XRP → GRAMEthereum
XRP
SOL → GRAMEthereum
Solana
TRX → GRAMEthereum
TRON
FIGR_HELOC → GRAMEthereum
Figure Heloc
HYPE → GRAMEthereum
Hyperliquid
DOGE → GRAMEthereum
Dogecoin
USDSEthereum → GRAMEthereum
USDS
Convert any other cryptocurrency from PROS
PROSPolygon → BTC
Bitcoin
PROSPolygon → ETH
Ethereum
PROSPolygon → USDTEthereum
Tether
PROSPolygon → BNB
BNB
PROSPolygon → USDCEthereum
USDC
PROSPolygon → XRP
XRP
PROSPolygon → SOL
Solana
PROSPolygon → TRX
TRON
PROSPolygon → FIGR_HELOC
Figure Heloc
PROSPolygon → HYPE
Hyperliquid
PROSPolygon → DOGE
Dogecoin
PROSPolygon → USDSEthereum
USDS
PROS to GRAM FAQ
What is the PROS to GRAM exchange rate?
Right now 1 PROS ≈ 0.02544097 GRAM (and 1 GRAM ≈ 39.3067 PROS). Rates update continuously from live market data; the exact amount you receive is quoted in your wallet before you sign.
How to swap, exchange or convert PROS to GRAM on SwitchFi?
Enter the amount of PROS you want to pay, connect your wallet, review the quote and confirm. SwitchFi routes the swap across DEXs and bridges to the best PROS→GRAM path — non-custodial, straight from your wallet.
Is the PROS to GRAM swap instant?
If both assets live on the same chain the swap confirms within seconds. Cross-chain conversions add a few minutes of bridge confirmation time, with live status tracking throughout.
Are there fees to convert PROS to GRAM?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange PROS for GRAM?
No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.