# DPU vs e

The clearest difference is in-app purchases: DPU at none against e's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. e sells 2 in-app purchases, starting at $1.99 per month. DPU asks for nothing beyond the download.

DPU ships an update fortnightly, e every 10 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | DPU | e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (21 ratings)](https://appshunter.io/ios/app/e-scanner-scan-pdf-and-ocr/id6790476934/reviews)** |
| Number of ratings | — | **21** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 37 MB | 58 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hoai Nam Bui](https://appshunter.io/developer/1787188300) | [CHI CONG NGUYEN](https://appshunter.io/developer/6790476936) |

## What reviewers say

### DPU

[App page](https://appshunter.io/ios/app/dpu-checkin/id6747793236)

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

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-scanner-scan-pdf-and-ocr/id6790476934)

Easily scan, edit, and share documents directly from your phone. Features advanced OCR for text extraction and a comprehensive PDF toolkit for merging, splitting, and converting files. All processing is done locally for maximum privacy and security.

**Highlights:** Automatic document capture and alignment, Advanced OCR for text extraction, PDF editing and conversion tools, Local encryption for maximum privacy, Offline processing for core features, Unlimited scans in the free version

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $1.99 | per month |
| Premium (Annual) | $14.99 | per year |


## Frequently asked questions

### Is DPU free?

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

### Is e free?

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

### Do DPU or e have ads?

Neither DPU nor e shows ads.

### Which is updated more often, DPU or e?

DPU ships an update fortnightly, and e every 10 days. Most recently, DPU was updated on October 5, 2026 and e on October 14, 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.*