# Index vs FILUM

The clearest difference is iOS requirement: FILUM at 13.5 against Index's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Index ships an update every 15 months, FILUM every 21 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Index | FILUM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 21 months |
| Size | 1 MB | 1 MB |
| Requires iOS | 15.0 | **13.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Joseph Thom](https://appshunter.io/developer/1634212474) | [Fil Blue sarl](https://appshunter.io/developer/1337023494) |

## What reviewers say

### Index

[App page](https://appshunter.io/ios/app/index/id1634212472)

**In-app purchases:** none


### FILUM

[App page](https://appshunter.io/ios/app/filum/id1645546796)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Index free?

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

### Is FILUM free?

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

### Do Index or FILUM have ads?

Neither Index nor FILUM shows ads.

### Which is updated more often, Index or FILUM?

Index ships an update every 15 months, and FILUM every 21 months. Most recently, Index was updated on October 27, 2026 and FILUM on October 27, 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.*