# Commonplace vs Underlined

The clearest difference is in-app purchases: Commonplace at none against Underlined's 2. Commonplace also leads on update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Underlined sells 2 in-app purchases, starting at $2.99 per month. Commonplace asks for nothing beyond the download.

Commonplace ships an update every 3 days, Underlined fortnightly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Commonplace | Underlined |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/commonplace-a-reading-tracker/id6757343001/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free | — |
| Size | 23 MB | 24 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tim Lockridge](https://appshunter.io/developer/1865544687) | [Mert Arman](https://appshunter.io/developer/6795348333) |

## What reviewers say

### Commonplace

[App page](https://appshunter.io/ios/app/commonplace-a-reading-tracker/id6757343001)

Log books, magazines, and short fiction, track your reading progress, and capture notes. Visualize your reading year with stats and a timeline. Your library is private and syncs via iCloud.

**Highlights:** Log books, magazines, and short fiction, Track reading progress (To Read, Started, Finished), Record start/finish dates and ratings, Capture notes before, during, and after reading, Yearly reading statistics and timeline, Private iCloud sync, no account needed

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

**In-app purchases:** none


### Underlined

[App page](https://appshunter.io/ios/app/underlined-bookshelf-tracker/id6805132642)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Underlined - Monthly | $2.99 | per month |
| Underlined - Yearly | $19.99 | per year |


## Frequently asked questions

### Is Commonplace free?

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

### Is Underlined free?

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

### Do Commonplace or Underlined have ads?

Neither Commonplace nor Underlined shows ads.

### Which is updated more often, Commonplace or Underlined?

Commonplace ships an update every 3 days, and Underlined fortnightly. Most recently, Commonplace was updated on October 31, 2026 and Underlined on October 31, 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.*