# 1k vs Underscore

The clearest difference is iOS requirement: 1k at 16.4 against Underscore's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 1k sells 8 in-app purchases, starting at $3.49 per month and Underscore sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 1k | Underscore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (188 ratings)](https://appshunter.io/ios/app/1k-reader-community/id1319837589/reviews)** | — |
| Number of ratings | **188** | — |
| Positive reviews | 45.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 22 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [1000Kitap Teknoloji ve Bilisim Limited Sirketi](https://appshunter.io/developer/1319837588) | [GOEKHAN IBRIKCI](https://appshunter.io/developer/6797988137) |

## What reviewers say

### 1k

[App page](https://appshunter.io/ios/app/1k-reader-community/id1319837589)

This app is a social network dedicated to books, encouraging reading by allowing users to create personal book archives, share insights, and discover new titles. Connect with fellow readers, track your reading goals, and get personalized recommendations.

**Highlights:** Personal book archive, Track reading goals, Share book reviews and notes, Discover book recommendations, Connect with other readers, Rate and like books

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.49 | per month |
| Annual Subscription | $19.99 | per year |
| ₺100 Balance | $1.99 | one-time |
| ₺250 Balance | $4.99 | one-time |
| ₺500 Balance | $9.99 | one-time |
| ₺1000 Balance | $19.99 | one-time |
| ₺5000 Balance | $99.99 | one-time |
| ₺10000 Balance | $199.99 | one-time |


### Underscore

[App page](https://appshunter.io/ios/app/underscore-one-line-a-day/id6797988135)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $4.99 | per month |
| Plus Yearly | $24.99 | per year |
| Plus Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is 1k free?

1k is free to download, with in-app purchases available.

### Is Underscore free?

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

### Do 1k or Underscore have ads?

Neither 1k nor Underscore shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*