# SmartScroll vs Cairn

The clearest difference is update cadence: Cairn at every 2 days against SmartScroll's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SmartScroll sells 9 in-app purchases, starting at $1.99 per 7 days and Cairn sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SmartScroll ships an update every 2 weeks, Cairn every 2 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SmartScroll | Cairn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/smartscroll-quit-doomscroll/id6740744254/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 32 MB | 5 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alperen Cerkez](https://appshunter.io/developer/1788173841) | [abiodun oyetomi](https://appshunter.io/developer/1895308564) |

## What reviewers say

### SmartScroll

[App page](https://appshunter.io/ios/app/smartscroll-quit-doomscroll/id6740744254)

Transform mindless scrolling into a learning experience with curated content. Break free from doomscrolling, strengthen attention, and discover fascinating facts daily. Designed for curious minds seeking better screen time habits.

**Highlights:** Break doomscrolling cycle, Strengthen attention span, Discover daily facts, Curated enriching content, Distraction-free interface, Customizable themes, Share discoveries

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SmartScroll Premium \| Weekly | $1.99 | per 7 days |
| SmartScroll Premium \| Monthly | $4.99 | per month |
| SmartScroll Weekly Premium | $6.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |
| Yearly Premium | $24.99 | per year |
| SmartScroll Yearly Premium | $24.99 | per year |
| SmartScroll Premium \| Yearly | $29.99 | per year |
| Yearly Premium | $39.99 | per year |
| Yearly Premium | $49.99 | per year |


### Cairn

[App page](https://appshunter.io/ios/app/cairn-stop-scrolling/id6771791772)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cairn Pro Monthly | $4.99 | per month |
| Cairn Pro Yearly | $29.99 | per year |
| Cairn Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is SmartScroll free?

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

### Is Cairn free?

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

### Do SmartScroll or Cairn have ads?

Neither SmartScroll nor Cairn shows ads.

### Which is updated more often, SmartScroll or Cairn?

SmartScroll ships an update every 2 weeks, and Cairn every 2 days. Most recently, SmartScroll was updated on October 2, 2026 and Cairn 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.*