# estimateX vs Grimo AI

The clearest difference is iOS requirement: estimateX at 13.0 against Grimo AI's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. estimateX sells 2 in-app purchases, starting at $17.99 per month and Grimo AI sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

estimateX ships an update every 3 weeks, Grimo AI every 2 weeks. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | estimateX | Grimo AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 116 MB | 44 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TAKOMAT GmbH](https://appshunter.io/developer/331299574) | [Dawid Weiss](https://appshunter.io/developer/1731207993) |

## What reviewers say

### estimateX

[App page](https://appshunter.io/ios/app/estimatex/id1479690183)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| estimateX (1-Month) | $17.99 | per month |
| estimateX (1-Year) | $204.99 | per year |


### Grimo AI

[App page](https://appshunter.io/ios/app/grimo-ai-chat-get-organized/id6802026888)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Miesięcznie | $4.99 | per month |


## Frequently asked questions

### Is estimateX free?

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

### Is Grimo AI free?

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

### Do estimateX or Grimo AI have ads?

Neither estimateX nor Grimo AI shows ads.

### Which is updated more often, estimateX or Grimo AI?

estimateX ships an update every 3 weeks, and Grimo AI every 2 weeks. Most recently, estimateX was updated on October 6, 2026 and Grimo AI on October 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.*