# SecondFloor vs PDF Reader & Document Viewer

The clearest difference is update cadence: PDF Reader & Document Viewer at daily against SecondFloor's fortnightly. PDF Reader & Document Viewer also leads on iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SecondFloor sells 4 in-app purchases, starting at $24.99 per 7 days and PDF Reader & Document Viewer sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SecondFloor ships an update fortnightly, PDF Reader & Document Viewer daily. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | SecondFloor | PDF Reader & Document Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (17 ratings)](https://appshunter.io/ios/app/secondfloor/id1637189748/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Subscription | — |
| Size | 120 MB | 44 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Right Home Media Inc.](https://appshunter.io/developer/1637189750) | [Mohamed Alaa Zekroum](https://appshunter.io/developer/6821140701) |

## What reviewers say

### SecondFloor

[App page](https://appshunter.io/ios/app/secondfloor/id1637189748)

Instantly create detailed floor plans by scanning interiors with LiDAR. AI automatically detects walls, windows, and doors, with real-time feedback and easy on-device editing. Share finished plans directly from the app.

**Highlights:** Instant floor plans with LiDAR, AI detection of walls, windows, doors, Real-time scanning feedback, On-device editing, Built-in sharing, GLA Square Footage/Meters, Custom room labels

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $24.99 | per 7 days |
| Monthly Subscription | $49.99 | per month |
| Yearly Subscription | $249.99 | per year |
| Day Pass | $9.99 | one-time |


### PDF Reader & Document Viewer

[App page](https://appshunter.io/ios/app/pdf-reader-and-document-viewer/id6821140699)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $5.99 | per 7 days |
| Monthly Premium | $13.99 | per month |
| Yearly Premium | $79.99 | per year |


## Frequently asked questions

### Is SecondFloor free?

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

### Is PDF Reader & Document Viewer free?

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

### Do SecondFloor or PDF Reader & Document Viewer have ads?

Neither SecondFloor nor PDF Reader & Document Viewer shows ads.

### Which is updated more often, SecondFloor or PDF Reader & Document Viewer?

SecondFloor ships an update fortnightly, and PDF Reader & Document Viewer daily. Most recently, SecondFloor was updated on November 3, 2026 and PDF Reader & Document Viewer on November 13, 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.*