# Memory Helper vs ExpoPAL

The clearest difference is in-app purchases: ExpoPAL at none against Memory Helper's 4. ExpoPAL also leads on iOS requirement (13.0 vs 16.0). Memory Helper's advantage is device support. On price there is nothing between them.

Both are free to download. Memory Helper sells 4 one-off in-app purchases. ExpoPAL asks for nothing beyond the download.

## The numbers

| Metric | Memory Helper | ExpoPAL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (65 ratings)](https://appshunter.io/ios/app/memory-helper-srs-review/id1113262919/reviews)** | — |
| Number of ratings | **65** | — |
| Positive reviews | 84.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [剑津 付](https://appshunter.io/developer/1113262918) | [SPADE INFOTECH PRIVATE LIMITED](https://appshunter.io/developer/1390360832) |

## 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


### ExpoPAL

[App page](https://appshunter.io/ios/app/expopal/id6670160073)

**In-app purchases:** none


## Frequently asked questions

### Is Memory Helper free?

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

### Is ExpoPAL free?

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

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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.*