# IdeaSpark vs MemoSoon

The clearest difference is in-app purchases: MemoSoon at none against IdeaSpark's 1. IdeaSpark's advantage is update cadence (daily vs weekly) and iOS requirement (12.0 vs 18.1). On price, ads and device support there is nothing between them.

Both are free to download. IdeaSpark sells 1 in-app purchase, starting at $0.99 per month. MemoSoon asks for nothing beyond the download.

IdeaSpark ships an update daily, MemoSoon weekly. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | IdeaSpark | MemoSoon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Weekly |
| Size | 10 MB | 8 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [运 陈](https://appshunter.io/developer/1135289314) | [Tomohiro Fujimura](https://appshunter.io/developer/1744808379) |

## What reviewers say

### IdeaSpark

[App page](https://appshunter.io/ios/app/ideaspark-idea-recorder/id6736683102)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $0.99 | per month |


### MemoSoon

[App page](https://appshunter.io/ios/app/memosoon-0/id6744027313)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IdeaSpark free?

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

### Is MemoSoon free?

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

### Do IdeaSpark or MemoSoon have ads?

Both IdeaSpark and MemoSoon show ads.

### Which is updated more often, IdeaSpark or MemoSoon?

IdeaSpark ships an update daily, and MemoSoon weekly. Most recently, IdeaSpark was updated on October 3, 2026 and MemoSoon on October 7, 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.*