# 1x1.. Lite vs Mental Math

The clearest difference is rating: 1x1.. Lite at 5.0 against Mental Math's 4.3. 1x1.. Lite also leads on monetization model (free vs freemium) and iOS requirement (13.0 vs 16.0). Mental Math's advantage is update cadence (weekly vs every 6 weeks) and ratings volume (3 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 1x1.. Lite sells 1 one-off in-app purchase and Mental Math sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

1x1.. Lite holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

1x1.. Lite ships an update every 6 weeks, Mental Math weekly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 1x1.. Lite | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1x1-lite/id861453669/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/mental-math-calmenta/id6790559635/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 25 MB | 73 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [creasoft.de](https://appshunter.io/developer/537049278) | [HelloProg](https://appshunter.io/developer/1866892083) |

## What reviewers say

### 1x1.. Lite

[App page](https://appshunter.io/ios/app/1x1-lite/id861453669)

This app teaches and trains multiplication facts up to 10x10 using a system that repeats questions until answered correctly. It's designed for language-independent learning and offers 12 levels of practice.

**Highlights:** Multiplication training up to 10x10, Language-independent design, Leitner system for memory retention, 12 levels of progressive difficulty, Progress tracking with stars, Score resetting for repeated practice

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlock full version | $0.99 | one-time |


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-calmenta/id6790559635)

This app transforms mental math practice into an engaging game. Solve calculations by writing answers directly on the screen, track progress with badges and records, and enjoy a child-friendly, ad-free experience with parental controls.

**Highlights:** Finger-based answer input, Timed calculation challenges, Multiple math operations, Progress tracking with badges, Parental controls and profiles, Ad-free and no data collection

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Abonnement annuel | $9.99 | per year |
| Premium à vie | $22.99 | one-time |


## Frequently asked questions

### Is 1x1.. Lite free?

1x1.. Lite is free to download, with in-app purchases available.

### Is Mental Math free?

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

### Which has better reviews, 1x1.. Lite or Mental Math?

1x1.. Lite is rated higher. 1x1.. Lite averages 5.0 out of 5 from 1 ratings, while Mental Math averages 4.3 from 3 ratings.

### Do 1x1.. Lite or Mental Math have ads?

Neither 1x1.. Lite nor Mental Math shows ads.

### Which is updated more often, 1x1.. Lite or Mental Math?

1x1.. Lite ships an update every 6 weeks, and Mental Math weekly. Most recently, 1x1.. Lite was updated on October 13, 2026 and Mental Math on October 15, 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.*