# Tungsten Power PDF Mobile vs log.cam

The clearest difference is update cadence: log.cam at every 3 days against Tungsten Power PDF Mobile's every 20 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Tungsten Power PDF Mobile ships an update every 20 months, log.cam every 3 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Tungsten Power PDF Mobile | log.cam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/tungsten-power-pdf-mobile/id1599500192/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 41 MB | 38 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tungsten Automation Corporation](https://appshunter.io/developer/524825572) | [Lars Kinzel](https://appshunter.io/developer/6808557667) |

## What reviewers say

### Tungsten Power PDF Mobile

[App page](https://appshunter.io/ios/app/tungsten-power-pdf-mobile/id1599500192)

This application offers robust PDF viewing and editing capabilities on mobile devices. It allows for annotation, form filling, signature creation, and document management, with cloud integration for easy sharing.

**Highlights:** Fast PDF opening, Annotation and markup tools, Form filling, Digital signature creation, Cloud document sharing, Document management

**In-app purchases:** none


### log.cam

[App page](https://appshunter.io/ios/app/logcam/id6809917828)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tungsten Power PDF Mobile free?

Tungsten Power PDF Mobile is free to download, with no in-app purchases.

### Is log.cam free?

log.cam is free to download, with no in-app purchases.

### Do Tungsten Power PDF Mobile or log.cam have ads?

Neither Tungsten Power PDF Mobile nor log.cam shows ads.

### Which is updated more often, Tungsten Power PDF Mobile or log.cam?

Tungsten Power PDF Mobile ships an update every 20 months, and log.cam every 3 days. Most recently, Tungsten Power PDF Mobile was updated on October 24, 2026 and log.cam on October 29, 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.*