My_Calculator vs Synthesis24
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
My_Calculator
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Simple Calculator that shows the history of calculations. Easy to use. An additional view with access to more apps on App Store from the same author
Synthesis24
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Four numbers. One target: 24. Use addition, subtraction, multiplication and division to turn four number cards into 24. Use each starting number once, and combine intermediate results as you work toward the answer. Drag numbers and operation symbols into place to build your calculation. Choose how to play: - Levels: solve puzzles and unlock the next level. - Endless mode: solve a puzzle, then try a new set of numbers. The refreshed home screen brings updated graphics, rounded buttons and icons to the same number puzzle. Explore 800 levels, with easier puzzles between challenges.
Screenshots
Verdict
The clearest difference is price: Synthesis24 at Free against My_Calculator's $4.99. My_Calculator's advantage is iOS requirement (12.1 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Synthesis24 is free to download; My_Calculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
My_Calculator ships an update every 8 months, Synthesis24 every 6 months. Both last shipped on November 7, 2026.
| Parameter | My_Calculator | Synthesis24 |
|---|---|---|
| Price | $4.99 | Free โ better |
| Update frequency | Every 8 months | Every 6 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 11 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Anders Falck | ๆฐ่ถ ๆจ |
In-app purchases
My_Calculator
No in-app purchases
Synthesis24
No in-app purchases
Questions
Is My_Calculator free?
Is Synthesis24 free?
Do My_Calculator or Synthesis24 have ads?
Which is updated more often, My_Calculator or Synthesis24?
Other comparisons
