# PowerReader Lite vs Stud Finder

The clearest difference is in-app purchases: PowerReader Lite at none against Stud Finder's 3. PowerReader Lite also leads on update cadence (every 10 days vs every 4 months) and iOS requirement (8.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. Stud Finder sells 3 in-app purchases, starting at $1.99 per 7 days. PowerReader Lite asks for nothing beyond the download.

PowerReader Lite ships an update every 10 days, Stud Finder every 4 months. The most recent releases landed on October 15, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | PowerReader Lite | Stud Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/powerreader-lite/id418291126/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Monetization | Free | — |
| Size | 9 MB | 39 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [冠兰 姜](https://appshunter.io/developer/413920142) | [CODIGITAL SOLUTIONS](https://appshunter.io/developer/1829802387) |

## What reviewers say

### PowerReader Lite

[App page](https://appshunter.io/ios/app/powerreader-lite/id418291126)

This application allows users to view a wide range of document and image file formats, including text, PDF, and office documents. It offers features like full-text search, online translation, and automatic saving of reading progress. The app supports landscape mode and various text encoding options for a comfortable reading experience.

**Highlights:** Supports txt, pdf, png, jpg, doc, xls, ppt, and more, Landscape view mode, Diverse text encoding options, Full text search, Online translation engine, Automatically saves last reading point

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

**In-app purchases:** none


### Stud Finder

[App page](https://appshunter.io/ios/app/stud-finder-joist-detector/id6751670692)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $1.99 | per 7 days |
| Monthly Pro | $4.99 | per month |
| Pro Anual | $29.99 | per year |


## Frequently asked questions

### Is PowerReader Lite free?

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

### Is Stud Finder free?

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

### Do PowerReader Lite or Stud Finder have ads?

Neither PowerReader Lite nor Stud Finder shows ads.

### Which is updated more often, PowerReader Lite or Stud Finder?

PowerReader Lite ships an update every 10 days, and Stud Finder every 4 months. Most recently, PowerReader Lite was updated on October 15, 2026 and Stud Finder on September 19, 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.*