# KISAE vs Stamp Stack

The clearest difference is price: KISAE at Free against Stamp Stack's $3.99. KISAE also leads on iOS requirement (13.0 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

KISAE is free to download; Stamp Stack costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | KISAE | Stamp Stack |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 32 MB | 82 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KISAE TECHNOLOGY CO., LIMITED](https://appshunter.io/developer/1803089590) | [Daniel Goodwin](https://appshunter.io/developer/1830723743) |

## What reviewers say

### KISAE

[App page](https://appshunter.io/ios/app/kisae/id1630358707)

**In-app purchases:** none


### Stamp Stack

[App page](https://appshunter.io/ios/app/stamp-stack/id6757575828)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KISAE free?

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

### Is Stamp Stack free?

Stamp Stack costs $3.99, with no in-app purchases.

### Do KISAE or Stamp Stack have ads?

Neither KISAE nor Stamp Stack shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*