Circle 99 vs Kids math games
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circle 99
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Circle 99 is a challenging puzzle game where the object is to arrange the numbers so that the sum of each circle is 99. Circle 9 provides practice with the addition of integers. Numbers used in the puzzle are decimals and range from 9 to 61. Puzzles are randomly generated and so the game can be played over and over again providing hours of fun. If you like soduku or magic square puzzles then you will love Circle 99. Special features make using Circle 99 fun: 1. Slide numbers into place to solve puzzle. 2. Random puzzles automatically generated. 3. Sound effects.
Kids math games
This educational game challenges players with timed math questions to test their IQ. It's designed for both children and adults, requiring quick thinking to select the correct answer before the time limit expires.
- Timed math challenges
- IQ testing
- Quick answer selection
- Suitable for all ages
- Educational gameplay
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Kids math games is a game for both children and adults. It can test your IQ. How to play it simple, just select an answer math question. You are limited with little time. You must answer before time runs out.
Screenshots
Verdict
The clearest difference is price: Kids math games at Free against Circle 99's $0.99. Kids math games also leads on device support (3 vs 1) and iOS requirement (8.0 vs 13.2). On update cadence, ads and in-app purchases 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
Kids math games is free to download; Circle 99 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Circle 99 ships an update every 38 months, Kids math games every 20 months. The most recent releases landed on June 11, 2026 and October 5, 2026 respectively.
| Parameter | Circle 99 | Kids math games |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 38 months | Every 20 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 13.2 | 8.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Ventura Educational Systems | Surasak Khanchaiyaphum |
In-app purchases
Circle 99
No in-app purchases
Kids math games
No in-app purchases
