# Memorizer vs ThinkBack

The clearest difference is rating: ThinkBack at 5.0 against Memorizer's 3.0. ThinkBack also leads on update cadence (every 3 days vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Memorizer sells 3 in-app purchases, starting at $2.99 per month and ThinkBack sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

ThinkBack holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Memorizer ships an update every 3 months, ThinkBack every 3 days. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Memorizer | ThinkBack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/memorizer-learning-assistant/id1378565265/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/thinkback/id1541030401/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 17 MB | 61 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Azamat Valitov](https://appshunter.io/developer/805926721) | [Sam Storino](https://appshunter.io/developer/1457262269) |

## What reviewers say

### Memorizer

[App page](https://appshunter.io/ios/app/memorizer-learning-assistant/id1378565265)

This app helps you learn faster by creating flashcards and reviewing them at optimal times. It uses memory science to build long-lasting knowledge with less effort, organizing study material into groups and offering import/export options.

**Highlights:** Spaced repetition review scheduling, Organize decks with groups, Import and export flashcard decks, Distraction-free study interface, Reliable daily study notifications, Learn on the go

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memorizer 1 Month Pro | $2.99 | per month |
| Memorizer 3 Months Pro | $6.99 | per 3 months |
| Memorizer 1 Year Pro | $24.99 | per year |


### ThinkBack

[App page](https://appshunter.io/ios/app/thinkback/id1541030401)

This app helps you commit information to long-term memory through spaced repetition. It prompts you daily to review notes, organize them with hashtags, and offers private iCloud syncing. Upgrade for enhanced functionality.

**Highlights:** Spaced repetition for memory building, Daily review prompts, Note organization with hashtags, Private iCloud syncing, Search and filter notes, Mark notes as memorized

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.49 | per month |
| Yearly | $14.99 | per year |


## Frequently asked questions

### Is Memorizer free?

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

### Is ThinkBack free?

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

### Which has better reviews, Memorizer or ThinkBack?

ThinkBack is rated higher. Memorizer averages 3.0 out of 5 from 2 ratings, while ThinkBack averages 5.0 from 3 ratings.

### Do Memorizer or ThinkBack have ads?

Neither Memorizer nor ThinkBack shows ads.

### Which is updated more often, Memorizer or ThinkBack?

Memorizer ships an update every 3 months, and ThinkBack every 3 days. Most recently, Memorizer was updated on June 1, 2026 and ThinkBack on September 8, 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.*