# HBT Plus vs PDF Reader

The clearest difference is update cadence: PDF Reader at every 2 days against HBT Plus's every 3 months. PDF Reader also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HBT Plus ships an update every 3 months, PDF Reader every 2 days. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | HBT Plus | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 45 MB | 35 MB |
| Requires iOS | 16.1 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BCX](https://appshunter.io/developer/1594068600) | [Inam Khan](https://appshunter.io/developer/1841306941) |

## What reviewers say

### HBT Plus

[App page](https://appshunter.io/ios/app/hbt-plus/id1594068598)

**Features:** Siri integration

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-ai-pdf-tools/id6753916727)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HBT Plus free?

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

### Is PDF Reader free?

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

### Do HBT Plus or PDF Reader have ads?

Neither HBT Plus nor PDF Reader shows ads.

### Which is updated more often, HBT Plus or PDF Reader?

HBT Plus ships an update every 3 months, and PDF Reader every 2 days. Most recently, HBT Plus was updated on October 10, 2026 and PDF Reader on October 2, 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.*