# Chess Trainer proven drills vs Aritmo

The clearest difference is update cadence: Aritmo at every 2 days against Chess Trainer proven drills's every 11 days. Chess Trainer proven drills's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Chess Trainer proven drills sells 3 one-off in-app purchases and Aritmo sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Chess Trainer proven drills ships an update every 11 days, Aritmo every 2 days. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Chess Trainer proven drills | Aritmo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/chess-trainer-proven-drills/id6759809297/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 101 MB | 13 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rony Arbiv](https://appshunter.io/developer/741990303) | [LUCCA EMMANUEL PINELI SIMOES LTDA](https://appshunter.io/developer/1884998353) |

## What reviewers say

### Chess Trainer proven drills

[App page](https://appshunter.io/ios/app/chess-trainer-proven-drills/id6759809297)

This app offers a structured, evidence-based chess training plan with daily drills to improve tactics, calculation, and blunder control. It provides a guided routine with 12 training types and customizable session lengths to fit your schedule and boost your rating.

**Highlights:** Evidence-based training plan, Daily drills for tactics and calculation, 12 unique training types, Customizable session lengths (5-20 minutes), Focus on blunder control and rating improvement, Structured routine for consistent progress

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy more learning coins | $0.99 | one-time |
| Analyze Your games as you wish | $3.99 | one-time |
| Full Access | $9.99 | one-time |


### Aritmo

[App page](https://appshunter.io/ios/app/aritmo/id6760564207)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aritmo Premium | $3.99 | per month |
| Aritmo Yearly Premium Access | $29.99 | per year |


## Frequently asked questions

### Is Chess Trainer proven drills free?

Chess Trainer proven drills is free to download, with in-app purchases available.

### Is Aritmo free?

Aritmo is free to download, with in-app purchases available.

### Do Chess Trainer proven drills or Aritmo have ads?

Both Chess Trainer proven drills and Aritmo show ads.

### Which is updated more often, Chess Trainer proven drills or Aritmo?

Chess Trainer proven drills ships an update every 11 days, and Aritmo every 2 days. Most recently, Chess Trainer proven drills was updated on October 11, 2026 and Aritmo on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*