# Monthly Fee Stamp vs Formation App

Monthly Fee Stamp and Formation App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Monthly Fee Stamp sells 3 in-app purchases, starting at $1.99 per month and Formation App sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Monthly Fee Stamp ships an update every 3 days, Formation App every 2 days. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Monthly Fee Stamp | Formation App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 60 MB | 28 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [SINQWELL](https://appshunter.io/developer/1650172806) | [Ryo Nakazono](https://appshunter.io/developer/6773152513) |

## What reviewers say

### Monthly Fee Stamp

[App page](https://appshunter.io/ios/app/monthly-fee-stamp/id6749873445)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| プレミアム機能 | $4.99 | one-time |
| Premium Lifetime | $17.99 | one-time |


### Formation App

[App page](https://appshunter.io/ios/app/formation-app/id6773152511)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Monthly Fee Stamp free?

Monthly Fee Stamp is free to download, with in-app purchases available.

### Is Formation App free?

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

### Do Monthly Fee Stamp or Formation App have ads?

Neither Monthly Fee Stamp nor Formation App shows ads.

### Which is updated more often, Monthly Fee Stamp or Formation App?

Monthly Fee Stamp ships an update every 3 days, and Formation App every 2 days. Most recently, Monthly Fee Stamp was updated on October 19, 2026 and Formation App on October 24, 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.*