# PaperlessHero Scan Mail vs ExplainThisDoc

The clearest difference is update cadence: ExplainThisDoc at every 2 days against PaperlessHero Scan Mail's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PaperlessHero Scan Mail sells 3 in-app purchases, starting at $9.99 per month and ExplainThisDoc sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

PaperlessHero Scan Mail ships an update weekly, ExplainThisDoc every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PaperlessHero Scan Mail | ExplainThisDoc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 14 MB | 90 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Philipp Aigner](https://appshunter.io/developer/1771696036) | [Julian Heger](https://appshunter.io/developer/1874584074) |

## What reviewers say

### PaperlessHero Scan Mail

[App page](https://appshunter.io/ios/app/paperlesshero-scan-mail/id6758307043)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Yearly Pro | $49.99 | per year |
| 10 Scan Credits | $1.99 | one-time |


### ExplainThisDoc

[App page](https://appshunter.io/ios/app/explainthisdoc-pdf-and-archive/id6758720729)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Credits | $2.99 | one-time |
| 50 Credits | $24.99 | one-time |
| 200 Credits | $69.99 | one-time |


## Frequently asked questions

### Is PaperlessHero Scan Mail free?

PaperlessHero Scan Mail is free to download, with in-app purchases available.

### Is ExplainThisDoc free?

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

### Do PaperlessHero Scan Mail or ExplainThisDoc have ads?

Neither PaperlessHero Scan Mail nor ExplainThisDoc shows ads.

### Which is updated more often, PaperlessHero Scan Mail or ExplainThisDoc?

PaperlessHero Scan Mail ships an update weekly, and ExplainThisDoc every 2 days. Most recently, PaperlessHero Scan Mail was updated on October 25, 2026 and ExplainThisDoc 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.*