# PDF Reader vs LinguaEar

The clearest difference is in-app purchases: PDF Reader at none against LinguaEar's 1. PDF Reader also leads on iOS requirement (14.0 vs 18.5). LinguaEar's advantage is ads (none vs shown) and update cadence (every 11 days vs every 114 months). On price and device support there is nothing between them.

Both are free to download. LinguaEar sells 1 in-app purchase, starting at $9.99 per year. PDF Reader asks for nothing beyond the download.

PDF Reader ships an update every 114 months, LinguaEar every 11 days. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PDF Reader | LinguaEar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 114 months | **Every 11 days** |
| Size | 10 MB | 5 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ramalingam Sivaramakrishnan](https://appshunter.io/developer/892706271) | [Steven Bailey](https://appshunter.io/developer/1852861214) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-store/id1084685959)

**Features:** macOS Compatibility

**In-app purchases:** none


### LinguaEar

[App page](https://appshunter.io/ios/app/linguaear/id6755643927)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LinguaEar Pro | $9.99 | per year |


## Frequently asked questions

### Is PDF Reader free?

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

### Is LinguaEar free?

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

### Do PDF Reader or LinguaEar have ads?

PDF Reader shows ads; LinguaEar does not.

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

PDF Reader ships an update every 114 months, and LinguaEar every 11 days. Most recently, PDF Reader was updated on October 17, 2026 and LinguaEar on October 25, 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.*