# PDF Reader vs Kabu Balance

The clearest difference is in-app purchases: Kabu Balance at none against PDF Reader's 3. Kabu Balance also leads on update cadence (every 4 days vs monthly). PDF Reader's advantage is iOS requirement (15.0 vs 18.2). On price, ads 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. Kabu Balance asks for nothing beyond the download.

PDF Reader ships an update monthly, Kabu Balance every 4 days. The most recent releases landed on October 26, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PDF Reader | Kabu Balance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (418 ratings)](https://appshunter.io/ios/app/pdf-reader-document-reader/id6450378658/reviews)** | — |
| Number of ratings | **418** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rajanibhai Sheladiya](https://appshunter.io/developer/1693041623) | [Dong Ju Baek](https://appshunter.io/developer/1853460959) |

## What reviewers say

### 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


### Kabu Balance

[App page](https://appshunter.io/ios/app/kabu-balance/id6755370263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is Kabu Balance free?

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

### Do PDF Reader or Kabu Balance have ads?

Both PDF Reader and Kabu Balance show ads.

### Which is updated more often, PDF Reader or Kabu Balance?

PDF Reader ships an update monthly, and Kabu Balance every 4 days. Most recently, PDF Reader was updated on October 26, 2026 and Kabu Balance on October 10, 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.*