# 1dollarscan Reader for iPhone vs Episteme

The clearest difference is in-app purchases: 1dollarscan Reader for iPhone at none against Episteme's 5. 1dollarscan Reader for iPhone also leads on iOS requirement (8.0 vs 17.0). Episteme's advantage is update cadence (every 3 days vs every 62 months). On price, ads and device support there is nothing between them.

Both are free to download. Episteme sells 5 one-off in-app purchases. 1dollarscan Reader for iPhone asks for nothing beyond the download.

1dollarscan Reader for iPhone ships an update every 62 months, Episteme every 3 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 1dollarscan Reader for iPhone | Episteme |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1dollarscan-reader-for-iphone/id488640040/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 43 MB | 102 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [1dollarscan](https://appshunter.io/developer/488640043) | [Aryan Raj](https://appshunter.io/developer/6803775135) |

## What reviewers say

### 1dollarscan Reader for iPhone

[App page](https://appshunter.io/ios/app/1dollarscan-reader-for-iphone/id488640040)

Transform scanned book pages into optimized eBooks for your iPhone or iPad. Enjoy reading with features like bookmarks, memos, and brightness adjustments. Access your library anytime, anywhere.

**Highlights:** Optimized scanned eBooks, Memos for files, Page bookmarking, Thumbnail navigation, Brightness adjustment, Page-turning animation, Pinch zoom

**Features:** macOS Compatibility

**In-app purchases:** none


### Episteme

[App page](https://appshunter.io/ios/app/episteme-pdf-and-ebook-reader/id6803775133)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wallet Top-Up $1 | $0.99 | one-time |
| Wallet Top-Up $5 | $4.99 | one-time |
| Episteme Pro | $5.99 | one-time |
| Wallet Top-Up $10 | $9.99 | one-time |
| Wallet Top-Up $20 | $19.99 | one-time |


## Frequently asked questions

### Is 1dollarscan Reader for iPhone free?

1dollarscan Reader for iPhone is free to download, with no in-app purchases.

### Is Episteme free?

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

### Do 1dollarscan Reader for iPhone or Episteme have ads?

Neither 1dollarscan Reader for iPhone nor Episteme shows ads.

### Which is updated more often, 1dollarscan Reader for iPhone or Episteme?

1dollarscan Reader for iPhone ships an update every 62 months, and Episteme every 3 days. Most recently, 1dollarscan Reader for iPhone was updated on November 1, 2026 and Episteme on October 31, 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.*