Polygons vs Synthesis24
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Polygons
Learn about polygons and their properties through an interactive geometry game. This app serves as a reference tool for understanding geometric shapes without any data collection or in-app purchases.
- Learn about polygons
- Explore polygon properties
- Geometry reference tool
- Interactive learning
- No ads or in-app purchases
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Explore the world of Polygons, A reference geometry game to learn about polygons and their properties. We take your privacy very seriously. This application: - Does not collect information - Does not contain advertising - Does not contain in-app purchases - Does not use analytics / data collecting tools - Does not link to social networks
Synthesis24
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"Synthesis 24" is a puzzle game based on mathematical logic. The specified numbers and operation symbols are formed into 3 formulas, so that the final answer is 24. There are hundreds of cleverly designed level modes and an endless mode with countless levels, waiting for you to challenge! Come and exercise your mathematical thinking Game Features: 1. Through the use of numbers and symbols, make the specified number calculate 24, exercise brain thinking. 2. Make the game more interesting by dragging. 3. Hundreds of cleverly designed levels that are extremely challenging. 4. Endless mode with countless levels to meet your needs to pass the time and exercise mathematical thinking. 5. Free forever. 6. Continue to update more levels and gameplay. Our games can exercise people's mathematical thinking ability, including oral and mental arithmetic, can develop intelligence, improve independent thinking ability and logical thinking. Simple numbers, including endless thinking and careful logic, and the fun of solving problems can all be reflected in our game. Come and try and experience the charm of numbers!
Screenshots
Verdict
The clearest difference is price: Synthesis24 at Free against Polygons's $1.99. Synthesis24 also leads on update cadence (every 3 months vs every 20 months). Polygons's advantage is chart position (#185 vs unranked) and iOS requirement (11.0 vs 15.0). On ads, in-app purchases 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
Synthesis24 is free to download; Polygons costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Polygons ships an update every 20 months, Synthesis24 every 3 months. The most recent releases landed on August 16, 2026 and September 22, 2026 respectively.
| Parameter | Polygons | Synthesis24 |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 20 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #185 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | TOUCHSCREEN LEARNING LTD | 杰超 杨 |
In-app purchases
Polygons
No in-app purchases
Synthesis24
No in-app purchases
Questions
Is Polygons free?
Is Synthesis24 free?
Do Polygons or Synthesis24 have ads?
Which is updated more often, Polygons or Synthesis24?
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