# USB Stick with Viewers vs BareBolus

The clearest difference is price: BareBolus at Free against USB Stick with Viewers's $1.99. BareBolus also leads on in-app purchases (none vs 9). On update cadence, ads, device support and iOS requirement there is nothing between them.

BareBolus is free to download; USB Stick with Viewers costs $1.99 up front. USB Stick with Viewers sells 9 one-off in-app purchases. BareBolus asks for nothing beyond the download.

USB Stick with Viewers ships an update every 6 weeks, BareBolus every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | USB Stick with Viewers | BareBolus |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 11 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corporate Smalltalk Consulting Ltd](https://appshunter.io/developer/312622074) | [DiaBolus AS](https://appshunter.io/developer/1706892558) |

## What reviewers say

### USB Stick with Viewers

[App page](https://appshunter.io/ios/app/usb-stick-with-viewers/id404616588)

Transform your iOS device into a portable storage solution. Easily transfer files to and from your computer via iTunes, and access your Dropbox files offline. Annotate documents, sign faxes, and organize your files with optional local storage folders.

**Highlights:** File transfer via iTunes, Dropbox file caching and offline viewing, Document annotation and signing, Local folder organization, Support for various document types, PDF and FAX pre-rendering, Print, email, and PDF creation

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No iAds | $0.99 | one-time |
| Folders | $0.99 | one-time |
| Accelerated PDF viewing | $1.99 | one-time |
| Extra Image Types | $2.99 | one-time |
| Large Format Pages | $3.99 | one-time |
| Enable Signature and Annotation | $3.99 | one-time |
| Enable Cloud Server | $4.99 | one-time |
| Read Fax files | $5.99 | one-time |
| Everything | $9.99 | one-time |


### BareBolus

[App page](https://appshunter.io/ios/app/barebolus/id6466100147)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is USB Stick with Viewers free?

USB Stick with Viewers costs $1.99, and also offers in-app purchases.

### Is BareBolus free?

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

### Do USB Stick with Viewers or BareBolus have ads?

Neither USB Stick with Viewers nor BareBolus shows ads.

### Which is updated more often, USB Stick with Viewers or BareBolus?

USB Stick with Viewers ships an update every 6 weeks, and BareBolus every 2 months. Most recently, USB Stick with Viewers was updated on November 1, 2026 and BareBolus on November 3, 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.*