# KP vs Ama

The clearest difference is device support: Ama at 3 against KP's 1. Ama also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | KP | Ama |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 88.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 12 MB | 35 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KOMORI CORPORATION](https://appshunter.io/developer/820028827) | [株式会社JACKALL](https://appshunter.io/developer/1542317547) |

## What reviewers say

### KP

[App page](https://appshunter.io/ios/app/kp-connect-pro/id907345164)

**In-app purchases:** none


### Ama

[App page](https://appshunter.io/ios/app/ama-jack/id1542317545)

Scan product barcodes or search by keyword to compare prices with Amazon and identify profitable resale opportunities. Visualize sales trends and jump to other e-commerce sites for faster research. List items directly on Amazon.

**Highlights:** Barcode scanning for price comparison, Keyword and model number search, Sales trend visualization (3-month forecast), Price and seller history graphs, One-tap jump to other e-commerce sites, List items directly on Amazon

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

**In-app purchases:** none


## Frequently asked questions

### Is KP free?

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

### Is Ama free?

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

### Do KP or Ama have ads?

Neither KP nor Ama shows ads.

### Which is updated more often, KP or Ama?

KP ships an update every 2 months, and Ama every 2 months. Most recently, KP was updated on October 7, 2026 and Ama on October 19, 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.*