Smart Convert - Base Converter
Bases 2 to 62, instantly.
Free · In‑App Purchases
Now in 9 languages with full Apple Silicon performance. Convert between any base from 2 to 62, save your history, and switch themes — all in one tap.
Smart Convert is the fastest way to switch numbers between bases — from binary all the way to base 62.
Whether you're a developer debugging hex, a student learning binary, or just curious about number systems, Smart Convert gets you the answer in one tap.
KEY FEATURES
• Quick mode: instant conversion between binary, octal, decimal, and hexadecimal
• Custom mode: convert between any two bases from 2 to 62
• History: every conversion is saved automatically — never re-type a number
• Light & Dark themes: match your system or pick your preference
• Decimal precision: convert numbers with fractional parts
• Fully localized in 9 languages
DESIGNED FOR
• Software engineers working with hex, binary, or unusual encodings
• Computer science students learning numeric systems
• Math enthusiasts curious about base 36, base 62, and beyond
• Anyone who needs a quick, reliable converter
HOW TO USE
1. Open the Quick tab for the four common bases (2, 8, 10, 16)
2. Switch to the Custom tab for any base from 2 to 62
3. Pick the source and target bases, type your number — done
4. Tap History to recall any past conversion
Free to use with optional ad-removal. No account, no tracking.
Ratings & Reviews
• Now available in 9 languages (English, Japanese, Simplified Chinese, Traditional Chinese, Korean, Spanish, Indonesian, Thai, Vietnamese)
• Improved base picker — base names no longer wrap on smaller screens
• Various UI polish and bug fixes
The developer, Koya Nambo, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Koya Nambo
- Size
- 4.2 MB
- Category
- Education
- Compatibility
Requires iOS 16.2 or later.
- iPhone
Requires iOS 16.2 or later. - iPad
Requires iPadOS 16.2 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 8 more
- English, Indonesian, Japanese, Korean, Simplified Chinese, Spanish, Thai, Traditional Chinese, Vietnamese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- No Ads $2.99
- Copyright
- © 2023 Koya Nambo