# 1k vs Curl Up

The clearest difference is update cadence: 1k at every 3 days against Curl Up's monthly. Curl Up's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 1k sells 8 in-app purchases, starting at $3.49 per month and Curl Up sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

1k ships an update every 3 days, Curl Up monthly. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 1k | Curl Up |
| --- | --- | --- |
| 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** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 19 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [1000Kitap Teknoloji ve Bilisim Limited Sirketi](https://appshunter.io/developer/1319837588) | [Sophswrld LLC](https://appshunter.io/developer/6773105815) |

## 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 |


### Curl Up

[App page](https://appshunter.io/ios/app/curl-up/id6773105543)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |
| Founding Reader Lifetime Offer | $49.99 | one-time |


## Frequently asked questions

### Is 1k free?

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

### Is Curl Up free?

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

### Do 1k or Curl Up have ads?

Neither 1k nor Curl Up shows ads.

### Which is updated more often, 1k or Curl Up?

1k ships an update every 3 days, and Curl Up monthly. Most recently, 1k was updated on October 24, 2026 and Curl Up on October 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.*