# PDF Reader & Tools vs DopaDo

The clearest difference is in-app purchases: PDF Reader & Tools at none against DopaDo's 2. PDF Reader & Tools also leads on update cadence (daily vs fortnightly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. DopaDo sells 2 in-app purchases, starting at $6.99 per month. PDF Reader & Tools asks for nothing beyond the download.

PDF Reader & Tools ships an update daily, DopaDo fortnightly. Both last shipped on October 11, 2026.

## The numbers

| Metric | PDF Reader & Tools | DopaDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Size | 37 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gunawan Santoso](https://appshunter.io/developer/1843786072) | [Kaspar Works, LLC](https://appshunter.io/developer/6776832950) |

## What reviewers say

### PDF Reader & Tools

[App page](https://appshunter.io/ios/app/pdf-reader-and-tools-pdfkit/id6765846080)

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

**In-app purchases:** none


### DopaDo

[App page](https://appshunter.io/ios/app/dopado-adhd-habit-tracker/id6779803677)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DopaDo Plus | $6.99 | per month |
| DopaDo Plus | $39.99 | per year |


## Frequently asked questions

### Is PDF Reader & Tools free?

PDF Reader & Tools is free to download, with no in-app purchases.

### Is DopaDo free?

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

### Do PDF Reader & Tools or DopaDo have ads?

Neither PDF Reader & Tools nor DopaDo shows ads.

### Which is updated more often, PDF Reader & Tools or DopaDo?

PDF Reader & Tools ships an update daily, and DopaDo fortnightly. Most recently, PDF Reader & Tools was updated on October 11, 2026 and DopaDo on October 11, 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.*