# Kagi Summarize vs Filum

The clearest difference is in-app purchases: Kagi Summarize at none against Filum's 2. Kagi Summarize also leads on update cadence (every 10 days vs every 3 weeks) and ratings volume (25 vs 3). Filum's advantage is rating (5.0 vs 4.8) and review sentiment (100% vs 91%). On price, ads and device support there is nothing between them.

Both are free to download. Filum sells 2 in-app purchases, starting at $4.99 per month. Kagi Summarize asks for nothing beyond the download.

Filum holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Kagi Summarize has 25 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 91% of Kagi Summarize's written reviews are positive against 100% of Filum's.

Kagi Summarize ships an update every 10 days, Filum every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Kagi Summarize | Filum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (25 ratings)](https://appshunter.io/ios/app/kagi-summarize/id6748308326/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/filum-document-vault/id6782100373/reviews)** |
| Number of ratings | **25** | 3 |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 33 MB | 59 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Kagi Inc.](https://appshunter.io/developer/1478239470) | [CorvidSoft](https://appshunter.io/developer/6782100375) |

## What reviewers say

### Kagi Summarize

[App page](https://appshunter.io/ios/app/kagi-summarize/id6748308326)

Instantly transform web articles into tailored summaries that match your reading style and preferences. Choose from multiple summary formats and languages for a personalized content experience. Optimize your reading and expand your knowledge with this intelligent content companion.

**Highlights:** Instant article summaries, Multiple summary formats, Multilingual content recreation, Adaptive summary lengths, Unique reading modes, Private and no telemetry

**In-app purchases:** none


### Filum

[App page](https://appshunter.io/ios/app/filum-document-vault/id6782100373)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Filum Pro Monthly | $4.99 | per month |
| Filum Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Kagi Summarize free?

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

### Is Filum free?

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

### Which has better reviews, Kagi Summarize or Filum?

Filum is rated higher. Kagi Summarize averages 4.8 out of 5 from 25 ratings, while Filum averages 5.0 from 3 ratings.

### Do Kagi Summarize or Filum have ads?

Neither Kagi Summarize nor Filum shows ads.

### Which is updated more often, Kagi Summarize or Filum?

Kagi Summarize ships an update every 10 days, and Filum every 3 weeks. Most recently, Kagi Summarize was updated on October 24, 2026 and Filum on October 24, 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.*