# FORM Amsterdam vs Crazy Monkey

The clearest difference is update cadence: FORM Amsterdam at every 4 months against Crazy Monkey's every 8 months. On price, ads, 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.

FORM Amsterdam ships an update every 4 months, Crazy Monkey every 8 months. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | FORM Amsterdam | Crazy Monkey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Size | 83 MB | 15 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [FORM Studio](https://appshunter.io/developer/1859987292) | [Trainin](https://appshunter.io/developer/1732652497) |

## What reviewers say

### FORM Amsterdam

[App page](https://appshunter.io/ios/app/form-amsterdam/id6476505213)

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

**In-app purchases:** none


### Crazy Monkey

[App page](https://appshunter.io/ios/app/crazy-monkey/id6504355623)

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

**In-app purchases:** none


## Frequently asked questions

### Is FORM Amsterdam free?

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

### Is Crazy Monkey free?

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

### Do FORM Amsterdam or Crazy Monkey have ads?

Neither FORM Amsterdam nor Crazy Monkey shows ads.

### Which is updated more often, FORM Amsterdam or Crazy Monkey?

FORM Amsterdam ships an update every 4 months, and Crazy Monkey every 8 months. Most recently, FORM Amsterdam was updated on November 8, 2026 and Crazy Monkey on November 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.*