# Isto Master vs Chaka

The clearest difference is ads: Isto Master at none against Chaka's shown. On price, update cadence, 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.

Isto Master ships an update every 4 days, Chaka every 3 days. The most recent releases landed on October 16, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Isto Master | Chaka |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 57 MB | 142 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Harsh Munshi](https://appshunter.io/developer/1848360801) | [VENUSAPPS PRIVATE LIMITED](https://appshunter.io/developer/6778693632) |

## What reviewers say

### Isto Master

[App page](https://appshunter.io/ios/app/isto-master-ashta-chamma/id6769457250)

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

**In-app purchases:** none


### Chaka

[App page](https://appshunter.io/ios/app/chaka/id6789536672)

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

**In-app purchases:** none


## Frequently asked questions

### Is Isto Master free?

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

### Is Chaka free?

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

### Do Isto Master or Chaka have ads?

Chaka shows ads; Isto Master does not.

### Which is updated more often, Isto Master or Chaka?

Isto Master ships an update every 4 days, and Chaka every 3 days. Most recently, Isto Master was updated on October 16, 2026 and Chaka on October 23, 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.*