# GO Classes vs ISOBA

The clearest difference is in-app purchases: ISOBA at none against GO Classes's 1. ISOBA also leads on update cadence (every 4 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GO Classes sells 1 one-off in-app purchase. ISOBA asks for nothing beyond the download.

GO Classes ships an update every 11 months, ISOBA every 4 days. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | GO Classes | ISOBA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Size | 321 MB | 39 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sachin Mittal](https://appshunter.io/developer/1688354542) | [Welkinwits Technologies LLP](https://appshunter.io/developer/1577789313) |

## What reviewers say

### GO Classes

[App page](https://appshunter.io/ios/app/go-classes/id6449248513)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Course: 2023 C Programming | $49.99 | one-time |


### ISOBA

[App page](https://appshunter.io/ios/app/isoba/id6476114847)

**In-app purchases:** none


## Frequently asked questions

### Is GO Classes free?

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

### Is ISOBA free?

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

### Do GO Classes or ISOBA have ads?

Neither GO Classes nor ISOBA shows ads.

### Which is updated more often, GO Classes or ISOBA?

GO Classes ships an update every 11 months, and ISOBA every 4 days. Most recently, GO Classes was updated on September 8, 2026 and ISOBA on September 9, 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.*