TON Unit Converter

Instantly convert TON amounts between TON and its smallest unit, the Nanoton. On TON, 1 TON = 10^9 Nanoton, so a single rounding mistake can be costly — this tool keeps every denomination exact.

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* 1 TON = 1,000,000,000 nanotons (9 decimal places).

Understanding TON units

The native asset of TON is TON, divisible into 9 decimal places. The smallest indivisible unit is the Nanoton. Smart contracts, RPC responses, and on-chain transactions almost always use Nanoton, while wallets and exchanges display TON — converting between them correctly is essential for developers and traders alike.

TON denomination table

UnitValue in Nanoton
Toncoin (TON)1,000,000,000
Milliton1,000,000
Microton1,000
Nanoton (nano)1

Why convert TON units?

Whether you are debugging a transaction, setting gas values, reading uint256 contract data, or simply checking a balance, working in the right TON denomination prevents expensive mistakes. This converter handles TON, Nanoton, and all intermediate units with full precision.