Convex Programmer's Calculator vs HexBit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Convex Programmer's Calculator
Convert numbers between hexadecimal, decimal, octal, and binary. Perform byte flips, bit shifts, and calculate two's complement. Features bit indicators and word grouping for improved binary readability.
- Number base conversion
- Two's complement calculation
- Byte flipping for endianness
- Left and right bit shifting
- Binary readability enhancements
- Copy, paste, and clear functionality
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Easily convert between hexadecimal, decimal, octal, and binary. Calculate the two's complement of any number. Flip a number's bytes to switch its endianness. Bit-shift left and right. Bit indicators and word grouping make binary easier to read. Tap the number to copy, paste, and clear. Swipe left or right on the number to backspace.
HexBit
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HexBit is the focused calculator for engineers, developers, and students who want powerful math without ads, subscriptions, accounts, or tracking. SCIENTIFIC CALCULATOR • Natural expression input with live results • Trigonometry, inverse trig, hyperbolic functions, logarithms, exponents, roots, factorials, fractions, π, and e • Complex-number calculations with i • RPN mode with a four-level stack, ENTER, DROP, SWAP, and roll controls PROGRAMMER CALCULATOR • Synchronized HEX, DEC, OCT, and BIN values • 8-, 16-, 32-, and 64-bit signed or unsigned modes • AND, OR, XOR, NOT, shifts, and bit rotations • ASCII, Unicode, RGB, and IEEE 754 tools UNIT CONVERTER • 200+ units across 15 categories • Length, mass, volume, temperature, pressure, energy, power, data, and more • Works offline, including built-in currency rates MADE FOR DAILY USE • Searchable calculation history with one-tap reuse and copy • Five calculator themes and configurable display, sound, and haptic settings • Home Screen and Lock Screen widgets • Designed for iPhone and iPad Everything is included in one purchase. Your calculations and preferences stay on your device. Terms of Use: https://taxlite.net/simple_calc/terms.html Privacy Policy: https://taxlite.net/simple_calc/privacy.html
Screenshots
Verdict
The clearest difference is price: Convex Programmer's Calculator at Free against HexBit's $3.99. Convex Programmer's Calculator also leads on in-app purchases (none vs 4). HexBit's advantage is update cadence (monthly vs every 8 months). On ads, 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
Convex Programmer's Calculator is free to download; HexBit costs $3.99 up front. HexBit sells 4 in-app purchases, starting at $1.99 per 7 days. Convex Programmer's Calculator asks for nothing beyond the download.
Convex Programmer's Calculator ships an update every 8 months, HexBit monthly. The most recent releases landed on June 11, 2026 and September 23, 2026 respectively.
| Parameter | Convex Programmer's Calculator | HexBit |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.7 (6 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 8 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 0 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Matthew Daigle | ZHENGQIAO JIANG |
In-app purchases
Convex Programmer's Calculator
No in-app purchases
HexBit
- Weekly$1.997 Days
- Monthly$4.991 Month
- Yearly$29.991 Year
- Lifetime$79.99
Questions
Is Convex Programmer's Calculator free?
Is HexBit free?
Do Convex Programmer's Calculator or HexBit have ads?
Which is updated more often, Convex Programmer's Calculator or HexBit?
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