Arithmetic HD vs Circle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Arithmetic HD
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Learning basic math operations - addition, subtraction, multiplication, and division. Checking the knowledge of the multiplication table. http://madeforipad.ru/programs/769-arifmetika.html
Circle
This app helps you reduce phone usage and increase productivity for work and study. It uses a unique circle-based system to track progress and can detect distractions while you're using your device.
- Reduce phone usage
- Increase productivity
- Track progress with circles
- Detect distractions
- Simple and easy to use
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This app is not for square or even useful to make a perfect circumference. It's for to stay focused. To use your phone less and get it done. Complete projects, work and study! You can make a lot of progress completing circle of work and with this app, everything became simple and easier to do so. What are you waiting for? Get this app, now! It's so smart that can detect if you are distracted or if you're using the phone while you should working!
Screenshots
Verdict
The clearest difference is update cadence: Arithmetic HD at every 9 months against Circle's every 29 months. Arithmetic HD also leads on iOS requirement (12.1 vs 15.0). On price, 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
Arithmetic HD costs $1.99 and Circle $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Arithmetic HD ships an update every 9 months, Circle every 29 months. The most recent releases landed on September 13, 2026 and September 23, 2026 respectively.
| Parameter | Arithmetic HD | Circle |
|---|---|---|
| Price | $1.99 | $1.99 |
| Rating | — | 4.5 (2 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 9 months — better | Every 29 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Kostakov Maxim | Marco Tini |
In-app purchases
Arithmetic HD
No in-app purchases
Circle
No in-app purchases
