# HiddenForm vs Postcards Solitaire

The clearest difference is in-app purchases: Postcards Solitaire at none against HiddenForm's 1. Postcards Solitaire also leads on iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. HiddenForm sells 1 one-off in-app purchase. Postcards Solitaire asks for nothing beyond the download.

## The numbers

| Metric | HiddenForm | Postcards Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | — |
| Size | 457 MB | 394 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kyndlo LLC](https://appshunter.io/developer/1878300995) | [Rodrigo Laiz](https://appshunter.io/developer/1884082694) |

## What reviewers say

### HiddenForm

[App page](https://appshunter.io/ios/app/hiddenform/id6809650487)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $6.99 | one-time |


### Postcards Solitaire

[App page](https://appshunter.io/ios/app/postcards-solitaire/id6813003791)

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

**In-app purchases:** none


## Frequently asked questions

### Is HiddenForm free?

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

### Is Postcards Solitaire free?

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

### Do HiddenForm or Postcards Solitaire have ads?

Both HiddenForm and Postcards Solitaire show ads.

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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.*