Comparison

Smart Convert vs The Base Converter

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Smart Convert

Easily switch numbers between various bases, from binary to base 62. Ideal for developers, students, and math enthusiasts needing quick and reliable conversions with fractional parts. Features include instant common base conversions, custom base support, and conversion history.

Highlights
  • Convert between bases 2 to 62
  • Quick mode for common bases
  • Custom mode for any base pair
  • Save and recall conversion history
  • Support for fractional numbers
  • Light and dark themes
  • Localized in 9 languages
Features
Read full description

Smart Convert converts numbers between any bases from 2 to 62 — all on one screen. Type a value and the results for your pinned bases appear instantly. Whether you're debugging hex, learning binary, or curious about base 36 and base 62, just tap a result to copy it. KEY FEATURES • One screen for everything: pick the input base, type a value, and see every result as a card • Bases 2 to 62: binary, octal, decimal and hex by default — pin any other base to add it to your results • No digit limit: arbitrary-precision math converts huge numbers (well beyond 64 bits) exactly, with no rounding • Tap to copy: tap a result card to copy it. Touch and hold to copy with separators or a prefix (0x, 0b, 0o), or to use the value as your new input • Forgiving input: paste values with prefixes like 0x, spaces or underscores as separators, or full-width digits • Fractions and negative numbers: choose 8, 16 or 32 digits for fractions that don't terminate • History: values are saved automatically — tap one to bring it back to the converter • Light & Dark themes: follow the system or choose your own • Localized in 9 languages, on iPhone and iPad DESIGNED FOR • Software engineers working with hex, binary, or unusual encodings • Computer science students learning number systems • Math enthusiasts curious about base 36, base 62, and beyond • Anyone who needs a quick, reliable converter HOW TO USE 1. Choose the input base above the input field 2. Type a value — results for your pinned bases appear instantly 3. Tap a result to copy it, or touch and hold for more options 4. Use "Add base" to pin any base from 2 to 62 Free to use, with an optional in-app purchase to remove ads. No account needed. Ads are provided by Google AdMob. On first launch, the app asks for permission to track for personalized ads — every feature works whether or not you allow it.

About

The Base Converter

Features
Read full description

Base Converter: A Powerful Number System Calculator Convert between binary, octal, decimal, duodecimal, and hexadecimal with ease Base Converter is an elegant, powerful utility that makes working with different number systems simple and intuitive. Whether you're a programmer, student, mathematician, or just curious about number systems, this app provides a seamless experience for converting and understanding numerical representations. Key Features • Instant Conversions - Watch values update in real-time across all five number systems as you type • Smart Context-Aware Keyboard - Our custom keyboard automatically shows only valid digits for each base, eliminating input errors • Precision Controls - Fine-tune values with increment/decrement buttons for perfect accuracy • Full Negative Number Support - Work with the complete range of integers across all bases • Beautiful, Intuitive Interface - Color-coded inputs make it easy to distinguish between different number systems • Accessibility First - Designed with dynamic type support and full VoiceOver compatibility for all users Perfect For • Developers working with binary and hexadecimal values for programming, debugging, or bit manipulation • Students learning about number systems in computer science, mathematics, or engineering courses • Professionals in fields requiring precise numerical conversions • Educators teaching concepts of different numeral systems • Anyone curious about how numbers can be represented in different ways Why Base Converter? Base Converter stands out with its thoughtful design that balances power and simplicity. The clean interface eliminates distractions while providing all the tools you need for number system conversions. The custom keyboard ensures you'll never make an invalid entry, and the color-coded system helps you instantly recognize which base you're working with. Download Base Converter today and experience the most elegant way to work with number systems on iOS!

Screenshots

Smart Convert4 screens
The Base Converter4 screens

Verdict

The call

The clearest difference is in-app purchases: The Base Converter at none against Smart Convert's 1. The Base Converter also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). On price, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Smart Convert sells 1 one-off in-app purchase. The Base Converter asks for nothing beyond the download.

UpkeepUpdate frequency

Smart Convert ships an update weekly, The Base Converter fortnightly. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 6 level
Smart Convert versus The Base Converter: the parameters behind the verdict, then further details
ParameterSmart ConvertThe Base Converter
PriceFreeFree
Rating3.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyWeekly — betterFortnightly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size4 MB1 MB
Age rating4+4+
DeveloperKoya NamboAlexander Lee

In-app purchases

1 purchases

Smart Convert

One-time1
  • No Ads$2.99
None

The Base Converter

No in-app purchases

Questions

Is Smart Convert free?
Smart Convert is free to download, with in-app purchases available.
Is The Base Converter free?
The Base Converter is free to download, with no in-app purchases.
Do Smart Convert or The Base Converter have ads?
Smart Convert shows ads; The Base Converter does not.
Which is updated more often, Smart Convert or The Base Converter?
Smart Convert ships an update weekly, and The Base Converter fortnightly. Most recently, Smart Convert was updated on October 27, 2026 and The Base Converter on October 18, 2026.

Other comparisons