Varint Calculator
Elusive Data
About this app
- Category Productivity
- Age 10
- Updated Oct 1, 2025
- OS IOS
Editor reviews
Varint Calculator is a lightweight developer utility that quickly encodes and decodes variable-length integers for formats like Protocol Buffers and LEB128. It streamlines debugging, data inspection, and conversion tasks so you can work faster and with confidence.
Core features
- Instant encode and decode between integer, hex, and binary
- Byte-by-byte and bit-length details to verify correctness
- Support for Protobuf varint, unsigned LEB128, and signed (zigzag) values
- Batch conversion, copy to clipboard, and offline use
Why it stands out
- Fast and accurate conversions for developer workflows
- Clean, distraction-free interface with no clutter
- Optimized for productivity, debugging, and data serialization tasks
Keywords: varint calculator, protobuf varint, LEB128 converter, binary to hex, developer tool, data serialization, productivity utility
Screenshots
Recommanded games
How to use:
1. Download and open the app, then select Encode or Decode.
2. Choose the format you need: Protobuf varint, unsigned LEB128, or signed (zigzag).
3. Enter your input: type an integer for encoding, or paste hex or bytes for decoding.
4. Tap Convert to see the value, byte sequence, bit length, and size; copy or share as needed.
5. Optional: switch input bases (decimal, hex, binary) or use Batch to process multiple values at once.