# Flow Audiobook Player vs Archive Sifter

The clearest difference is price: Archive Sifter at Free against Flow Audiobook Player's $4.99. Archive Sifter also leads on in-app purchases (none vs 1) and update cadence (daily vs every 5 weeks). On rating, ads, monetization model and device support there is nothing between them.

Archive Sifter is free to download; Flow Audiobook Player costs $4.99 up front. Flow Audiobook Player sells 1 in-app purchase, starting at $4.99 per year. Archive Sifter asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Flow Audiobook Player against 5.0 for Archive Sifter. That said, the two scores are not equally well evidenced: Archive Sifter has 5 ratings behind it against 1, so its average is the more settled of the two.

Flow Audiobook Player ships an update every 5 weeks, Archive Sifter daily. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Flow Audiobook Player | Archive Sifter |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/flow-audiobook-player/id6760570762/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/archive-sifter/id6776786880/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free | Free |
| Size | 10 MB | 2 MB |
| Requires iOS | **17.0** | 17.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Mike Fifield](https://appshunter.io/developer/1876129477) | [WILLIAM DANN HARVIE](https://appshunter.io/developer/6776786882) |

## What reviewers say

### Flow Audiobook Player

[App page](https://appshunter.io/ios/app/flow-audiobook-player/id6760570762)

Stream or download audiobooks from various sources like Plex, Audiobookshelf, Dropbox, and WebDAV. Supports multiple file formats and offers offline playback. Import files directly for immediate offline access.

**Highlights:** Plex integration, Audiobookshelf support, Dropbox and cloud storage streaming, WebDAV connectivity, Offline audiobook downloads, Multiple audio format support, Files app import

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flow Pro Annual | $4.99 | per year |


### Archive Sifter

[App page](https://appshunter.io/ios/app/archive-sifter/id6776786880)

Explore digitized films and images from the National Archives with a fast, modern interface. Browse archival media directly with smooth scrolling and streamlined search tools, designed for mobile devices. Discover historical content efficiently for research, education, or curiosity.

**Highlights:** Fast search of archival films and images, Continuous image scrolling, Keyword, ID, and date search, Direct viewing of digitized films, Download video files, Bookmark and save records, View record details

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

**In-app purchases:** none


## Frequently asked questions

### Is Flow Audiobook Player free?

Flow Audiobook Player costs $4.99, and also offers in-app purchases.

### Is Archive Sifter free?

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

### Which has better reviews, Flow Audiobook Player or Archive Sifter?

Flow Audiobook Player and Archive Sifter are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do Flow Audiobook Player or Archive Sifter have ads?

Neither Flow Audiobook Player nor Archive Sifter shows ads.

### Which is updated more often, Flow Audiobook Player or Archive Sifter?

Flow Audiobook Player ships an update every 5 weeks, and Archive Sifter daily. Most recently, Flow Audiobook Player was updated on October 28, 2026 and Archive Sifter 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.*