# KRBL vs Math Practise Pro

The clearest difference is in-app purchases: KRBL at none against Math Practise Pro's 1. KRBL also leads on ads (none vs shown). Math Practise Pro's advantage is update cadence (every 4 days vs every 10 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Math Practise Pro sells 1 one-off in-app purchase. KRBL asks for nothing beyond the download.

KRBL ships an update every 10 months, Math Practise Pro every 4 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | KRBL | Math Practise Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 4 days** |
| Size | 13 MB | 33 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NETCOMM LABS PRIVATE LIMITED](https://appshunter.io/developer/1586804933) | [Ajinkya Gujrathi](https://appshunter.io/developer/1891901754) |

## What reviewers say

### KRBL

[App page](https://appshunter.io/ios/app/krbl/id1613471629)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Practise Pro

[App page](https://appshunter.io/ios/app/math-practise-pro-brain-quiz/id6762000854)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $4.99 | one-time |


## Frequently asked questions

### Is KRBL free?

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

### Is Math Practise Pro free?

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

### Do KRBL or Math Practise Pro have ads?

Math Practise Pro shows ads; KRBL does not.

### Which is updated more often, KRBL or Math Practise Pro?

KRBL ships an update every 10 months, and Math Practise Pro every 4 days. Most recently, KRBL was updated on November 7, 2026 and Math Practise Pro on October 31, 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.*