Exchange OASYS (OAS OASYS) to ONE (ONE Harmony)
Exchange OAS to ONE instantly and privately on all chains at the best rate.
Personal manager
For exchanges from $10,000:
Full control and transaction support
We respond to any questions within 1 minute
Support will begin after the exchange starts
1/4
Select pair
How it works
1. Select pair
Choose the crypto pair you want to exchange
2. Enter address
Enter the wallet address where you’d like to receive your funds.
3. Make a payment
Send the exact amount. The exchange will start automatically at the current rate.
4. Exchange in progress
Your funds are being converted and will be sent to your wallet shortly.
User reviews
Verified user reviews
Alex M. 
Great rates at any time
I compared it with other exchangers — the rate here is almost always better, even when the market is volatile.
15 Oct. 2025
Daniel R.
Fast cross-chain swaps without the hassle
Did a cross-chain swap between networks — it went surprisingly fast, with no confusion about addresses or unnecessary steps. Everything was clear.
28 Aug. 2025
Mark L.
Safe choice for large swaps
Exchanged large sums — everything went smoothly. Support responds within a minute and helps whenever needed. You feel in safe hands.
12 Nov. 2025
Lucas V.
Stable swaps even in volatile markets
The rate updates quickly, and the swap completed without delays, even though the market was extremely nervous.
02 Oct. 2025
Sofia N.
Fast and stress-free
The swap took just over five minutes. The interface is simple, and the status is visible in real time — completely stress-free. Exactly how it should be.
18 Sep. 2025
Amir K.
The best choice for private swaps
I value privacy, so I tried dozens of services. Here everything is clean, safe, and without unnecessary questions. Perfect for fast cross-chain swaps.
20 Aug. 2025
Alex B.
Consistent quality across dozens of swaps
I’ve completed over 20 swaps — always accurate, honest rates, and no hidden fees. The quality is consistently high.
27 Nov. 2025
Leo S.
Exceptionally easy-to-use interface
The interface is so simple that I completed the swap in just a couple of clicks. Even a beginner would feel comfortable.
02 Dec. 2025
Cemal J.
Ideal for daily swaps
The service is perfect for everyday swaps — always stable, with no delays or surprises. I’m used to everything working reliably and predictably here.
07 Jul. 2025
Marco D.
They resolve any issue quickly
Contacted support for different reasons — help was instant every time. Very comfortable to work with.
23 Oct. 2025
Elena F.
Easy to recommend
I rarely recommend anything, but this service is genuinely worth it. Fast, transparent, and without surprises.
18 Nov. 2025
Jonas H.
Predictability you can rely on
The rate is excellent, and the result comes without surprises. No hidden fees or unexpected changes. Perfect for those who need accuracy.
03 Sep. 2025
1/ 12
About exchange pair
Why exchange OASYS (OAS) to ONE (ONE) to Xgram?
Walle-to-wallet transfer ensures security. Only you control your
funds.
funds.
Limits
Exchange from $50 to $1,000,000+ instantly
Support 24/7
Telegram live support will handle any questions you have in real time
Ultimate security
We don’t store cryptocurrencies: they go directly to yourwallet with top security
Why us
Why exchange OASYS (OAS) to ONE (ONE) to Xgram
Discover the benefits of exchanging OAS to ONE
Portfolio Diversification
Best available rate – we aggregate liquidity from multiple on-chain and off-chain sources to deliver the most competitive OAS to ONE rate in real time.
Access to Unique Use Cases
Fast and fully on-chain – Your swap settles directly on the blockchain in a single transaction with no custodians, wrappers, or intermediaries holding your funds.
Hedging Against Market Volatility
Transparent, all-in pricing – See the exact ONE amount you’ll receive, including network fees and any slippage, before you confirm—no hidden costs or last-second surprises.
Be Prepared for Future Trends
Simple and reliable – One clean interface, no account required, works with any wallet, and completes in minutes—perfect for traders, DeFi users, or anyone rebalancing their portfolio.
What is OASYS (OAS) to ONE (ONE)
exchange rate?
The OASYS (OAS) to ONE (ONE) exchange rate shows the real-time value of one OASYS (OAS) expressed in ONE (ONE), continuously updated to reflect the latest market prices across our liquidity sources.
Price calculator
OASYS (OAS) to ONE (ONE) price calculator?
Simply enter the amount of OAS you wish to convert, and instantly view the current exchange rate, the precise ONE output, estimated network fees, and the final amount credited to your wallet.
About us
Xgram makes swaps seamless
Your go-to swap engine for multi-chain tokens. Quick. Secure. Effortless.
+40k
Trading pairs available
~5min
Average swap time
+1М
Successful swaps
Technologies
Lightning-fast swaps
Liquidity Engine
Our hybrid liquidity model combines proprietary reserves and aggregated market depth
Instant
Smart Hedge Protection
Built-in volatility protection reacts instantly to market spikes. You get price stability — even in unstable conditions.
Stability
Instant Confirmation
Real-time blockchain tracking confirms transaction status automatically. No waiting. No manual checks. Just instant clarity.
Tracking
Step-by-step guide
How to exchange crypto in 4 simple steps
01
Choose the coins and amount you want to swap
02
Enter your receiving wallet address
03
Send the funds to the deposit address provided
04
Receive your exchanged crypto in minutes
Swap Insights
Latest Exchanges OASYS (OAS) to ONE (ONE)
FAQ
Everything you need to know
Can you swap OASYS to ONE?
Yes, you can swap OASYS to ONE using trusted crypto swap services such as Xgram. Simply select your coins, enter the amount, and complete the transaction.
How do I convert OASYS to ONE?
To convert OASYS to ONE, go to Xgram, choose the two coins, enter your details, and follow the on-screen steps. The process with Xgram is fast, secure, and user-friendly.
Is it possible to exchange OASYS for ONE without registration?
Yes, Xgram allows swaps between OASYS and ONE without mandatory registration for most amounts, ensuring privacy and convenience where regulations permit.
Which exchange offers the best rate for OASYS to ONE?
Rates fluctuate with the market, but Xgram continually offers highly competitive rates for OASYS to ONE swaps
How much is 1 OASYS to ONE today?
You can check the current 1 OASYS to ONE rate directly on Xgram—rates are updated in real time so you always get the current market price.
Is there a fee for converting OASYS to ONE?
Yes, a small fee applies for each OASYS to ONE swap on Xgram, included in the exchange rate. All fees are transparently shown before you confirm the transaction.
How long does it take to swap OASYS to ONE?
Most swaps on Xgram are processed in a few minutes. Transaction speed depends on blockchain load and confirmation times.
Can I convert OASYS to ONE privately?
With Xgram, you can swap OASYS to ONE with minimal personal information. No signup or account is needed for most assets and typical amounts.
What is the minimum amount to swap OASYS to ONE?
Each swap pair on Xgram has a clearly displayed minimum amount, ensuring compliance with network fees and platform requirements.
Which platform supports instant OASYS to ONE swaps?
Xgram specializes in instant OASYS to ONE swaps, with automation to ensure fast settlement and delivery.
Are there limits for swapping OASYS to ONE?
Xgram sets minimum and maximum limits per transaction, shown before you start your swap.
How secure is swapping OASYS to ONE?
Swapping coins via Xgram is secure due to robust encryption, non-custodial processing, and strong privacy protections.
What is the difference between swapping and exchanging OASYS to ONE?
Swapping OASYS to ONE on Xgram is fast, direct, and requires no order books or account, whereas exchanging may imply more steps and custodial involvement.
How do fees compare for OASYS to ONE among top exchanges?
Xgram is highly competitive, clearly displaying all fees up front and regularly adjusting rates to ensure low-cost swaps for users.
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Personal manager
For exchanges from $10,000:
- Full control and transaction support
- We respond to any questions within 1 minute