# ジャグツール vs ジャグMemo

The clearest difference is in-app purchases: ジャグツール at none against ジャグMemo's 1. ジャグツール also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17). ジャグMemo's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). On price there is nothing between them.

Both are free to download. ジャグMemo sells 1 in-app purchase, starting at $2.99 per month. ジャグツール asks for nothing beyond the download.

ジャグツール ships an update every 2 months, ジャグMemo weekly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ジャグツール | ジャグMemo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 9 MB |
| Requires iOS | **15.6** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Ken Akao](https://appshunter.io/developer/1583172206) | [Kazuki Takeda](https://appshunter.io/developer/1706838827) |

## What reviewers say

### ジャグツール

[App page](https://appshunter.io/ios/app/id1620831142)

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

**In-app purchases:** none


### ジャグMemo

[App page](https://appshunter.io/ios/app/memo/id6472059031)

Track grape and cherry probabilities, bonus rates, and more in real-time with this tool for slot machine players. It features a setting discrimination tool and an expected value calculator, including cash investment. Customize your interface and analyze entire sections of machines.

**Highlights:** Real-time probability calculation, Setting discrimination tool, Expected value calculator, Daily earning calculation, Tab customization, Machine-specific probability tables

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ジャグMemo 機能全開放 | $2.99 | per month |


## Frequently asked questions

### Is ジャグツール free?

ジャグツール is free to download, with no in-app purchases.

### Is ジャグMemo free?

ジャグMemo is free to download, with in-app purchases available.

### Do ジャグツール or ジャグMemo have ads?

ジャグツール shows ads; ジャグMemo does not.

### Which is updated more often, ジャグツール or ジャグMemo?

ジャグツール ships an update every 2 months, and ジャグMemo weekly. Most recently, ジャグツール was updated on November 3, 2026 and ジャグMemo on November 4, 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.*