StablePay Launches With Zero-Fee USDT Transfers and Built-In Yield

Stable has launched StablePay, a mobile app that combines global USDT payments with a built-in stablecoin yield feature.

The app is designed to make Tether transfers feel more like using a conventional payment service than a crypto wallet. Users can send USDT through a phone number, email address or QR code, while Stable says transfers settle within seconds with no user-facing transaction fee.

For Coin Interest Rate readers, however, the most interesting part of the launch may be StablePay Earn. The feature gives users a way to put idle USDT to work without moving funds to a separate exchange, lending platform or DeFi app.

What StablePay offers USDT holders

StablePay runs on StableChain, Stable’s Layer 1 blockchain built specifically for stablecoin payments. The network uses USDT as its native gas token, removing the need to hold a separate cryptocurrency solely to pay blockchain fees.

According to Stable’s launch announcement, StablePay users can:

• Send and receive USDT globally
• Transfer money using a phone number, email address or QR code
• Settle payments within seconds
• Make transfers without a user-facing transaction fee
• Convert between stablecoins and fiat currencies
• Access USDT yield through the app’s Earn feature
• Maintain control of their funds without manually managing gas or blockchain accounts

Stable says the app is already supporting peer-to-peer payments, international remittances and cross-border payroll in multiple regions.

StablePay Earn brings yield into a payments app

StablePay Earn is intended to let users generate a return on USDT that would otherwise sit idle in the app. That gives StablePay a different proposition from a payments-only wallet: the same digital dollars can potentially be held for yield and then used for transfers.

This fits a broader trend toward apps that combine payments with stablecoin yield. For users, the appeal is convenience. There is no need to maintain one service for international transfers and another for earning on USDT.

The launch announcement does not disclose a specific APY, identify the underlying yield strategy or explain whether the advertised rate will vary by country or account type. StablePay should therefore not be added to a best-rate ranking until its live rate and product terms can be independently verified.

Before depositing USDT into Earn, users should check:

• The current base and maximum APY
• Whether the rate is variable or promotional
• How the yield is generated
• Who holds or controls deposited funds
• Whether withdrawals are instant or subject to delays
• Whether minimum balances, caps or geographic restrictions apply
• What happens if an underlying provider or smart contract fails

Does zero fee really mean free?

Stable describes person-to-person USDT transfers in StablePay as free. That could be valuable for remittances and smaller payments, where a fixed charge can consume a meaningful share of the amount being sent.

Users should still distinguish a free blockchain transfer from the total cost of moving money. Buying USDT, converting it into local currency or withdrawing through a third-party payment provider may involve a fee or exchange-rate spread. Those costs are not detailed in the launch announcement.

Availability of fiat conversion may also differ by country. Anyone considering StablePay for remittances should compare the amount a recipient ultimately receives—not only the fee displayed for the USDT transfer.

StablePay risks to consider

StablePay aims to hide much of the complexity associated with crypto transfers, but a simple interface does not remove the underlying financial risks.

USDT is designed to track the U.S. dollar, but stablecoins are not the same as insured bank deposits. An Earn balance may introduce additional counterparty, liquidity or smart-contract exposure depending on how the product generates its return.

Users should also verify StablePay’s custody and recovery model. The company says users maintain control of their funds without managing conventional wallet details, but the practical meaning of that claim—including account recovery and transaction authorization—should be reviewed in the product terms.

Where StablePay is available

Stable says StablePay is available on Apple’s App Store and Google Play. App availability and individual features may still vary based on location, operating system and local regulation.

The company plans to add broader fiat on- and off-ramp coverage, new payment integrations and referral features. Those additions will determine how useful StablePay becomes outside of transfers between existing USDT holders.

The bottom line for yield seekers

StablePay is notable because it combines fast USDT payments and an integrated Earn product in one app. That could make it easier for users to keep digital dollars productive between payments.

But the yield feature cannot be properly compared with other USDT interest accounts until Stable publishes or confirms the live APY, yield source, custody structure, withdrawal rules and regional availability.

For now, StablePay is best viewed as a payments app with a potentially useful yield component—not yet as a verified top-rate destination for USDT.

Source: Stable launch announcement, July 15, 2026. Product claims are attributed to Stable and had not been independently tested.