# ISN NFS vs FileNook

The clearest difference is in-app purchases: ISN NFS at none against FileNook's 3. ISN NFS also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.0). FileNook's advantage is update cadence (every 6 days vs every 14 months). On price and device support there is nothing between them.

Both are free to download. FileNook sells 3 in-app purchases, starting at $0.99 per month. ISN NFS asks for nothing beyond the download.

ISN NFS ships an update every 14 months, FileNook every 6 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ISN NFS | FileNook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (7 ratings)](https://appshunter.io/ios/app/filenook/id1563518405/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 65 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleut Community of St. Paul Island Tribal Government](https://appshunter.io/developer/1329178887) | [荣 周](https://appshunter.io/developer/1241562586) |

## What reviewers say

### ISN NFS

[App page](https://appshunter.io/ios/app/isn-nfs/id1363258043)

**Features:** macOS Compatibility

**In-app purchases:** none


### FileNook

[App page](https://appshunter.io/ios/app/filenook/id1563518405)

This app offers a private local workspace for organizing and processing files on your device. It includes tools for scanning documents, managing PDFs, editing photos, and playing media, all without requiring cloud storage.

**Highlights:** Local file organization and management, Document scanning and text extraction, Comprehensive PDF editing and conversion, Photo and image manipulation tools, Local video and audio playback, App access protection with passcode/biometrics, Wi-Fi file transfer from computer

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly | $7.49 | per year |
| Pro · Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is ISN NFS free?

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

### Is FileNook free?

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

### Do ISN NFS or FileNook have ads?

FileNook shows ads; ISN NFS does not.

### Which is updated more often, ISN NFS or FileNook?

ISN NFS ships an update every 14 months, and FileNook every 6 days. Most recently, ISN NFS was updated on November 6, 2026 and FileNook 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.*