# Memory Helper vs Memo

The clearest difference is ads: Memory Helper at none against Memo's shown. Memory Helper also leads on ratings volume (65 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Memory Helper sells 4 one-off in-app purchases and Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Memory Helper against 5.0 for Memo. That said, the two scores are not equally well evidenced: Memory Helper has 65 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 84% and 85% positive.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Memory Helper | Memo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (65 ratings)](https://appshunter.io/ios/app/memory-helper-srs-review/id1113262919/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memo-lock-screen-notes/id1435873085/reviews)** |
| Number of ratings | **65** | 1 |
| Positive reviews | 84.2% of reviews | **84.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 102 MB | 21 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [剑津 付](https://appshunter.io/developer/1113262918) | [Toshihiko Arai](https://appshunter.io/developer/415194231) |

## What reviewers say

### Memory Helper

[App page](https://appshunter.io/ios/app/memory-helper-srs-review/id1113262919)

This app helps you remember information by scheduling reviews at scientifically optimal times based on the Ebbinghaus forgetting curve. It offers flexible organization and review options to maximize learning efficiency and minimize wasted effort.

**Highlights:** Spaced repetition scheduling, Customizable review curves, Organize with types and tags, Search and image support, Markdown syntax support, Calendar view for scheduling, Cloud synchronization

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $1.99 | one-time |
| 6 Months Subscription | $6.99 | one-time |
| 1 Year Subscription | $9.99 | one-time |
| 3 Years Subscription | $19.99 | one-time |

**What reviewers like**

- 👍 Very useful for studying
- 👍 Good for remembering words
- 👍 Simple and convenient
- 👍 Intelligent adjustment function
- 👍 Cost-effective subscription

**What reviewers complain about**

- 🐛 Login issues
- 🐛 Cannot register
- 🐛 Poor English pronunciation
- 🐛 Refund issues
- 🐛 App not fully translated

**Reported bugs**

- 🐛 Cannot log in with WeChat
- 🐛 Cannot register with email or WeChat
- 🐛 English pronunciation is poor
- 🐛 Cannot find refund option
- 🐛 App not fully translated to English

**Requested features**

- 💡 Open backend API for integrations
- 💡 Add images
- 💡 Add audio recording
- 💡 One-time payment model
- 💡 Sync with web/desktop version


### Memo

[App page](https://appshunter.io/ios/app/memo-lock-screen-notes/id1435873085)

Keep important short notes visible on your lock screen and in notifications. Ideal for lists and reminders that need frequent checking without opening an app.

**Highlights:** Add notes to Notification Center, View notes from lock screen, Organize notes with tags, Mark notes as done with strikethrough, Share notes as Markdown, Save URLs via Share Extension, Import line-by-line lists

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Memory Helper free?

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

### Is Memo free?

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

### Which has better reviews, Memory Helper or Memo?

Memo is rated higher. Memory Helper averages 4.9 out of 5 from 65 ratings, while Memo averages 5.0 from 1 ratings.

### Do Memory Helper or Memo have ads?

Memo shows ads; Memory Helper does not.

### Which is updated more often, Memory Helper or Memo?

Memory Helper ships an update every 5 days, and Memo every 5 days. Most recently, Memory Helper was updated on October 22, 2026 and Memo on October 24, 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.*