# Keepstack vs Intrs

The clearest difference is update cadence: Intrs at every 9 days against Keepstack's every 3 weeks. Keepstack's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Keepstack sells 2 in-app purchases, starting at $5.99 per month and Intrs sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Keepstack ships an update every 3 weeks, Intrs every 9 days. The most recent releases landed on November 5, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Keepstack | Intrs |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 6 MB | 62 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DUMITRU BUMBU](https://appshunter.io/developer/1868107712) | [相呈 宋](https://appshunter.io/developer/6782610317) |

## What reviewers say

### Keepstack

[App page](https://appshunter.io/ios/app/keepstack-save-links-and-notes/id6787906490)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $5.99 | per month |
| Pro Annual | $59.99 | per year |


### Intrs

[App page](https://appshunter.io/ios/app/intrs-novel-writing-app/id6797488367)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intrs+ Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Keepstack free?

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

### Is Intrs free?

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

### Do Keepstack or Intrs have ads?

Neither Keepstack nor Intrs shows ads.

### Which is updated more often, Keepstack or Intrs?

Keepstack ships an update every 3 weeks, and Intrs every 9 days. Most recently, Keepstack was updated on November 5, 2026 and Intrs on November 7, 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.*