# iSpellBetter Lite vs Mental Math

The clearest difference is update cadence: Mental Math at every 11 days against iSpellBetter Lite's every 89 months. iSpellBetter Lite's advantage is iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iSpellBetter Lite ships an update every 89 months, Mental Math every 11 days. Both last shipped on October 6, 2026.

## The numbers

| Metric | iSpellBetter Lite | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 89 months | **Every 11 days** |
| Size | 21 MB | 45 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Next Learning LLC](https://appshunter.io/developer/1000227616) | [Nerea Garcia](https://appshunter.io/developer/1829302253) |

## What reviewers say

### iSpellBetter Lite

[App page](https://appshunter.io/ios/app/ispellbetter-lite/id1311539341)

**In-app purchases:** none


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-calcugator/id6749210497)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iSpellBetter Lite free?

iSpellBetter Lite is free to download, with no in-app purchases.

### Is Mental Math free?

Mental Math is free to download, with no in-app purchases.

### Do iSpellBetter Lite or Mental Math have ads?

Neither iSpellBetter Lite nor Mental Math shows ads.

### Which is updated more often, iSpellBetter Lite or Mental Math?

iSpellBetter Lite ships an update every 89 months, and Mental Math every 11 days. Most recently, iSpellBetter Lite was updated on October 6, 2026 and Mental Math on October 6, 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.*