# Recall vs Protocols

The clearest difference is in-app purchases: Recall at none against Protocols's 3. Recall also leads on ads (none vs shown) and device support (3 vs 1). Protocols's advantage is update cadence (every 4 days vs every 3 weeks). On price there is nothing between them.

Both are free to download. Protocols sells 3 in-app purchases, starting at $4.99 per month. Recall asks for nothing beyond the download.

Recall ships an update every 3 weeks, Protocols every 4 days. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Recall | Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (67 ratings)](https://appshunter.io/ios/app/recall-summarize-and-save/id6445893722/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 53.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 81 MB | 12 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Paul Richards](https://appshunter.io/developer/1674570950) | [Zordon Intelligence](https://appshunter.io/developer/6804453043) |

## What reviewers say

### Recall

[App page](https://appshunter.io/ios/app/recall-summarize-and-save/id6445893722)

This app creates a personal knowledge base by summarizing online content like videos, articles, and podcasts. It automatically categorizes and links saved summaries, aiding in content discovery and connection. It also employs spaced repetition and active recall techniques to enhance long-term knowledge retention.

**Highlights:** Summarize any online content, Save summaries to personal knowledge base, Automatic categorization of summaries, Automatic linking of related content, Spaced repetition reviews, Active recall testing

**Features:** Vision Pro support

**In-app purchases:** none


### Protocols

[App page](https://appshunter.io/ios/app/protocols-lifehacker-os/id6810311562)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO monthly | $4.99 | per month |
| PRO Annual (BEST VALUE) | $29.99 | per year |
| PRO Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Recall free?

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

### Is Protocols free?

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

### Do Recall or Protocols have ads?

Protocols shows ads; Recall does not.

### Which is updated more often, Recall or Protocols?

Recall ships an update every 3 weeks, and Protocols every 4 days. Most recently, Recall was updated on October 17, 2026 and Protocols on October 18, 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.*