# ShareMemo vs 未来通知

The clearest difference is review sentiment: 未来通知 at 75% against ShareMemo's 20%. 未来通知 also leads on in-app purchases (none vs 3) and update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ShareMemo sells 3 in-app purchases, starting at $2.99 per month. 未来通知 asks for nothing beyond the download.

ShareMemo ships an update every 3 weeks, 未来通知 every 4 days. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ShareMemo | 未来通知 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 79 MB | 31 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Toshiaki Hayashi](https://appshunter.io/developer/1451156199) | [ryota gunji](https://appshunter.io/developer/1597111553) |

## What reviewers say

### ShareMemo

[App page](https://appshunter.io/ios/app/sharememo-notes-for-couples/id1584586692)

Easily create and share memos and to-do lists with a partner. Control which notes are shared and receive real-time updates. Cloud storage ensures your data is safe, and quick account linking allows for seamless multi-device use.

**Highlights:** Create and share memos, Create and share to-do lists, Convert between memo and to-do formats, Real-time updates on shared notes, Cloud storage for data safety, Account linking for multi-device use, Export memos to other apps

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus plan(monthly) | $2.99 | per month |
| Plus plan(yearly) | $29.99 | per year |
| Ad free | $5.99 | one-time |


### 未来通知

[App page](https://appshunter.io/ios/app/id1629060301)

Send yourself future notifications, acting as a digital time capsule. Use it for reminders, journaling past thoughts, or remembering future appointments. It helps you reflect on your past self and cherish memories.

**Highlights:** Send future push notifications (up to 50 years), Record notifications as a timeline diary, Reset registered notifications, Set reminders for work, Journal past thoughts for future self

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

**In-app purchases:** none


## Frequently asked questions

### Is ShareMemo free?

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

### Is 未来通知 free?

未来通知 is free to download, with no in-app purchases.

### Do ShareMemo or 未来通知 have ads?

Both ShareMemo and 未来通知 show ads.

### Which is updated more often, ShareMemo or 未来通知?

ShareMemo ships an update every 3 weeks, and 未来通知 every 4 days. Most recently, ShareMemo was updated on October 24, 2026 and 未来通知 on October 13, 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.*