# FaxFlow vs Sunstar Driver

The clearest difference is in-app purchases: Sunstar Driver at none against FaxFlow's 10. FaxFlow's advantage is update cadence (every 3 weeks vs every 3 months) and chart position (#55 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FaxFlow sells 10 in-app purchases, starting at $9.99 per 7 days. Sunstar Driver asks for nothing beyond the download.

FaxFlow ships an update every 3 weeks, Sunstar Driver every 3 months. The most recent releases landed on November 13, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FaxFlow | Sunstar Driver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8.3K ratings)](https://appshunter.io/ios/app/faxflow-send-fax-from-iphone/id6479331793/reviews)** | — |
| Number of ratings | **8.3K** | — |
| Positive reviews | 66.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#55** | — |
| Size | 95 MB | 44 MB |
| Requires iOS | 15.0 | **14.0.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mobile Flow Ltd](https://appshunter.io/developer/1644594523) | [Sunstar Logistics Inc.](https://appshunter.io/developer/1868912443) |

## What reviewers say

### FaxFlow

[App page](https://appshunter.io/ios/app/faxflow-send-fax-from-iphone/id6479331793)

**Currently charting:** #55 Top Grossing · Business (US App Store)

Transform your iPhone or iPad into a portable fax machine. Easily scan documents, attach files, and send faxes worldwide. Receive faxes directly to your device with instant notifications and delivery confirmations.

**Highlights:** Send faxes globally, Receive faxes with notifications, Scan documents with camera, Attach PDF, JPG, PNG files, Add custom cover pages, Delivery confirmation receipts, Automatic retry for failed faxes

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FaxFlow Premium Weekly Plan | $9.99 | per 7 days |
| FaxFlow Weekly - Send & Receive | $14.99 | per 7 days |
| FaxFlow Premium Monthly Plan | $24.99 | per month |
| FaxFlow Monthly - Send & Receive | $34.99 | per month |
| FaxFlow Premium Quarterly Plan | $59.99 | per 3 months |
| FaxFlow Premium Annual Plan | $149.99 | per year |
| FaxFlow Annual - Send & Receive | $199.99 | per year |
| FaxFlow - 10 Fax Pages Credit | $14.99 | one-time |
| FaxFlow - 25 Fax Pages Credit | $29.99 | one-time |
| FaxFlow - 50 Fax Pages Credit | $49.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Convenient for sending faxes
- 💡 Allows faxing from iPhone
- 🚀 Flawless experience
- 🚀 Works great even on slow connections

**What reviewers complain about**

- 🔒 Unclear subscription details
- 💰 Expensive subscription
- 🐛 Google verification issues
- 🐛 Scanning issues
- 🐛 Failed to deliver faxes

**Reported bugs**

- Google verification not working
- Scanning issues clipping documents
- Faxes failing to deliver

**Requested features**

- Dark mode option
- Clearer subscription information upfront


### Sunstar Driver

[App page](https://appshunter.io/ios/app/sunstar-driver/id6757784294)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FaxFlow free?

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

### Is Sunstar Driver free?

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

### Do FaxFlow or Sunstar Driver have ads?

Neither FaxFlow nor Sunstar Driver shows ads.

### Which is updated more often, FaxFlow or Sunstar Driver?

FaxFlow ships an update every 3 weeks, and Sunstar Driver every 3 months. Most recently, FaxFlow was updated on November 13, 2026 and Sunstar Driver on October 31, 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.*