# ぱちチェック vs ぱちMemo+

The clearest difference is review sentiment: ぱちMemo+ at 100% against ぱちチェック's 47%. ぱちMemo+ also leads on ads (none vs shown). ぱちチェック's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. ぱちチェック sells 3 in-app purchases, starting at $2.99 per month and ぱちMemo+ sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ぱちチェック ships an update every 10 days, ぱちMemo+ every 9 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | ぱちチェック | ぱちMemo+ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 76 MB | 7 MB |
| Requires iOS | **15.6** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Seiya Matsui](https://appshunter.io/developer/1561221635) | [Kazuki Takeda](https://appshunter.io/developer/1706838827) |

## What reviewers say

### ぱちチェック

[App page](https://appshunter.io/ios/app/id1570989548)

This app simplifies the calculation of pachinko machine performance metrics like rotation rate and expected value. It helps players identify machines that offer more spins for the same investment, based on the border theory. Easily understand key statistics without needing to know the complex calculation methods.

**Highlights:** Calculate expected value (work amount), Calculate average and total rotations, Calculate investment amount, Calculate ball ratio (premium plan), Based on border theory, Easy to use without understanding calculations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |
| プレミアムプラン | $24.99 | per year |
| プレミアムプラン | $29.99 | per year |


### ぱちMemo+

[App page](https://appshunter.io/ios/app/memo-plus/id6466037140)

This app helps serious pachinko players calculate precise expected value by accounting for in-game ball loss during bonus rounds. It offers advanced calculations and essential data for maximizing earnings. Premium features include virtual simulations and data management.

**Highlights:** High-precision RB calculation, Accounts for in-game ball loss, Essential data tables included, Virtual simulation feature, Unlimited data saving, Cross-device data transfer

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ぱちMemo+ 機能全開放 | $2.99 | per month |
| PachiMemo Pro | $6.99 | per month |


## Frequently asked questions

### Is ぱちチェック free?

ぱちチェック is free to download, with in-app purchases available.

### Is ぱちMemo+ free?

ぱちMemo+ is free to download, with in-app purchases available.

### Do ぱちチェック or ぱちMemo+ have ads?

ぱちチェック shows ads; ぱちMemo+ does not.

### Which is updated more often, ぱちチェック or ぱちMemo+?

ぱちチェック ships an update every 10 days, and ぱちMemo+ every 9 days. Most recently, ぱちチェック was updated on November 3, 2026 and ぱちMemo+ on November 3, 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.*