BaseConvert: Number Base

Bin, oct, dec, hex

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Convert numbers between binary, octal, decimal and hex live. Convert numbers instantly between binary, octal, decimal, and hexadecimal — live as you type. BaseConvert is a terminal-grade number base converter built for developers, students, and anyone working with bits and bytes. Type a value in any base — binary, octal, decimal, or hex — and all four representations update in real time. No rounding, no float drift, bitwise-exact math every time. Key features: • Live conversion across all four bases simultaneously • Monospaced, grouped digits for easy reading • Conversion history — scroll back to values computed earlier • Start from any base: hex, dec, oct, or bin • 100% on-device, no accounts, no ads, no tracking — SUBSCRIPTION — BaseConvert Premium unlocks all features. - Weekly: $9.99 per week - Yearly: $49.99 per year (3-day free trial) Payment is charged to your Apple ID at confirmation of purchase. Subscriptions auto-renew unless turned off at least 24 hours before the end of the current period. Manage or cancel anytime in App Store settings. Terms of Use (EULA): https://web-levi.web.app/terms-of-service Privacy Policy: https://web-levi.web.app/privacy-policy

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Introducing BaseConvert Premium with new features. Plus bug fixes and improvements.

The developer, Phuc Pham, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    • Phuc Pham
    Size
    • 887.8 KB
    Category
    • Developer Tools
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Phuc Pham