# iDoc vs PDF Reader

The clearest difference is in-app purchases: iDoc at none against PDF Reader's 3. iDoc also leads on ads (none vs shown) and update cadence (every 8 days vs monthly). On price and device support there is nothing between them.

Both are free to download. PDF Reader sells 3 in-app purchases, starting at $2.99 per 7 days. iDoc asks for nothing beyond the download.

iDoc ships an update every 8 days, PDF Reader monthly. The most recent releases landed on May 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | iDoc | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (408 ratings)](https://appshunter.io/ios/app/pdf-reader-document-reader/id6450378658/reviews)** |
| Number of ratings | — | **408** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 28 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TP TECHNOLOGY SERVICES COMPANY LIMITED](https://appshunter.io/developer/1683283412) | [Rajanibhai Sheladiya](https://appshunter.io/developer/1693041623) |

## What reviewers say

### iDoc

[App page](https://appshunter.io/ios/app/idoc-pdf-reader-and-viewer/id6448430525)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-document-reader/id6450378658)

This app allows users to easily find, open, read, and manage all PDF and Office files stored on their mobile device. It offers features for annotating, signing, and organizing documents, with options for offline viewing and sharing.

**Highlights:** Auto scan and find all files, Offline PDF viewer, Read and annotate PDFs, File management and organization, Share files easily, Favorite PDF pages

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly ( 1 Week ) | $2.99 | per 7 days |
| Monthly ( 1 Month ) | $6.99 | per month |
| Yearly ( 1 Year ) | $24.99 | per year |

**What reviewers like**

- 👍 Very useful for processing files
- 👍 Easy to use
- 👍 Brilliant application
- 👍 Helped with work progression

**What reviewers complain about**

-  anúncios Excessivos
- 👎 Cannot open PDFs
- 👎 App is useless
- 👎 Forced vertical orientation
- 👎 Constant ads

**Reported bugs**

- App crashed and locked PDF
- Photos not appearing in PDF conversion
- Ads cannot be closed
- App tries to load scanning software instead of reading PDF
- App does not appear in preferred app list

**Requested features**

- Save page number for resuming reading
- Respect user time before asking for payment


## Frequently asked questions

### Is iDoc free?

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

### Is PDF Reader free?

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

### Do iDoc or PDF Reader have ads?

PDF Reader shows ads; iDoc does not.

### Which is updated more often, iDoc or PDF Reader?

iDoc ships an update every 8 days, and PDF Reader monthly. Most recently, iDoc was updated on May 16, 2026 and PDF Reader on September 20, 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.*