Comparison

Hex Base Converter vs Smart Convert

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

Head to head
About

Hex Base Converter

Easily convert numbers between decimal, hexadecimal, binary, and octal formats. This versatile tool offers an intuitive interface and automatically corrects incorrect entries for a seamless user experience.

Highlights
  • Decimal to Hex, Binary, Octal conversion
  • Hexadecimal to Dec, Binary, Octal conversion
  • Octal to Dec, Binary, Hex conversion
  • Binary to Dec, Hex, Octal conversion
  • Auto-correction of entries
Features
Read full description

This Base Number Converter is easy to use and intuitive and extremely versatile.. Features Convert Dec to Hex, Binary and Octal Convert Hex to Dec, Binary and Octal Convert Octal to Dec, Binary and Hex Convert Binary to Dec, Hex and Octal Auto Corrects wrong entries Video walkthrough: https://youtu.be/Wix6TAIRnmc

About

Smart Convert

Instantly convert numbers between bases 2 and 62 on a single screen. Supports arbitrary-precision math for huge numbers, fractions, and negative values. Easily copy results and manage history with customizable themes.

Highlights
  • Convert between bases 2 to 62
  • Arbitrary-precision math for large numbers
  • Supports fractions and negative numbers
  • Tap to copy results
  • History of conversions
  • Light and dark themes
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.

Screenshots

Hex Base Converter2 screens
Smart Convert4 screens

Verdict

The call

The clearest difference is rating: Hex Base Converter at 4.6 against Smart Convert's 3.0. Hex Base Converter also leads on in-app purchases (none vs 1) and ads (none vs shown). Smart Convert's advantage is update cadence (weekly vs every 7 months). On price, device support and iOS requirement 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. Hex Base Converter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Hex Base Converter holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Hex Base Converter has 33 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Hex Base Converter ships an update every 7 months, Smart Convert weekly. The most recent releases landed on November 6, 2026 and November 13, 2026 respectively.

Scorecard6 real differences · 4 level
Hex Base Converter versus Smart Convert: the parameters behind the verdict, then further details
ParameterHex Base ConverterSmart Convert
PriceFreeFree
Rating4.6 (33 ratings) — better3.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings33 — better2
Update frequencyEvery 7 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size3 MB4 MB
Age rating4+4+
DeveloperMark RaymondKoya Nambo

Customer experience

Hex Base Converter

All ratings33 ratings
Positive93.9%
Neutral3.0%
Negative3.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Smart Convert

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Hex Base Converter

No in-app purchases

1 purchases

Smart Convert

One-time1
  • No Ads$2.99

Questions

Is Hex Base Converter free?
Hex Base Converter is free to download, with no in-app purchases.
Is Smart Convert free?
Smart Convert is free to download, with in-app purchases available.
Which has better reviews, Hex Base Converter or Smart Convert?
Hex Base Converter is rated higher. Hex Base Converter averages 4.6 out of 5 from 33 ratings, while Smart Convert averages 3.0 from 2 ratings.
Do Hex Base Converter or Smart Convert have ads?
Smart Convert shows ads; Hex Base Converter does not.
Which is updated more often, Hex Base Converter or Smart Convert?
Hex Base Converter ships an update every 7 months, and Smart Convert weekly. Most recently, Hex Base Converter was updated on November 6, 2026 and Smart Convert on November 13, 2026.

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