# Extra vs ShelfApp

The clearest difference is ratings volume: Extra at 408 against ShelfApp's 1. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ShelfApp holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Extra has 408 ratings behind it against 1, so its average is the more settled of the two.

Extra ships an update weekly, ShelfApp every 4 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Extra | ShelfApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (408 ratings)](https://appshunter.io/ios/app/extra-your-lifes-inbox/id6742712791/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shelfapp/id6780681265/reviews)** |
| Number of ratings | **408** | 1 |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 72 MB | 2 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [BuildForever, Inc.](https://appshunter.io/developer/1799562941) | [Jon Keseley](https://appshunter.io/developer/6780681267) |

## What reviewers say

### Extra

[App page](https://appshunter.io/ios/app/extra-your-lifes-inbox/id6742712791)

This app transforms your email inbox into a proactive personal assistant. It highlights important daily information, prevents missed deadlines and events, and allows you to take action directly from your messages. It organizes your life's communications by grouping less important items.

**Highlights:** Daily brief of important items, Never miss deadlines or events, Actionable insights from messages, Organizes communications by grouping, Proactive personal inbox

**Features:** iPhone Duo support

**In-app purchases:** none


### ShelfApp

[App page](https://appshunter.io/ios/app/shelfapp/id6780681265)

Organize and save links, books, recipes, podcasts, and videos for later. Keep important content accessible with titles, summaries, images, and notes. Ideal for thoughtful reads and useful references.

**Highlights:** Save links and content, Organize with notes and tags, Keep titles, summaries, and images, Share directly from other apps, Access saved content later

**In-app purchases:** none


## Frequently asked questions

### Is Extra free?

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

### Is ShelfApp free?

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

### Which has better reviews, Extra or ShelfApp?

ShelfApp is rated higher. Extra averages 4.8 out of 5 from 408 ratings, while ShelfApp averages 5.0 from 1 ratings.

### Do Extra or ShelfApp have ads?

Neither Extra nor ShelfApp shows ads.

### Which is updated more often, Extra or ShelfApp?

Extra ships an update weekly, and ShelfApp every 4 days. Most recently, Extra was updated on November 8, 2026 and ShelfApp on November 5, 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.*