# HatberHelp vs Keenculator

The clearest difference is in-app purchases: HatberHelp at none against Keenculator's 4. HatberHelp also leads on ads (none vs shown). Keenculator's advantage is iOS requirement (12.0 vs 15.2). On price, update cadence and device support there is nothing between them.

Both are free to download. Keenculator sells 4 in-app purchases, starting at $2.99 per month. HatberHelp asks for nothing beyond the download.

HatberHelp ships an update every 6 weeks, Keenculator every 2 months. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | HatberHelp | Keenculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/hatberhelp/id1183259113/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 43 MB | 58 MB |
| Requires iOS | 15.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKAILAIN INVESTMENTS, OOO](https://appshunter.io/developer/1183259112) | [Egor Dovzhenko](https://appshunter.io/developer/782733100) |

## What reviewers say

### HatberHelp

[App page](https://appshunter.io/ios/app/hatberhelp/id1183259113)

An interactive study assistant providing reference materials for all core subjects for grades 5-11. Access essential information without needing your textbook.

**Highlights:** Interactive study assistant, Reference materials, Core subjects covered, Grades 5-11 support, Textbook alternative

**Features:** macOS Compatibility

**In-app purchases:** none


### Keenculator

[App page](https://appshunter.io/ios/app/keenculator/id1437684875)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro-подписка на 1 месяц | $2.99 | per month |
| Pro-подписка на 6 месяцев | $14.99 | per 6 months |
| Pro-подписка на 1 год | $25.49 | per year |
| Pro версия | $1.99 | one-time |


## Frequently asked questions

### Is HatberHelp free?

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

### Is Keenculator free?

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

### Do HatberHelp or Keenculator have ads?

Keenculator shows ads; HatberHelp does not.

### Which is updated more often, HatberHelp or Keenculator?

HatberHelp ships an update every 6 weeks, and Keenculator every 2 months. Most recently, HatberHelp was updated on October 5, 2026 and Keenculator on October 4, 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.*