# altaFlow vs USFN

The clearest difference is update cadence: altaFlow at every 2 months against USFN's every 5 months. USFN's advantage is iOS requirement (14.1 vs 16.0). 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.

altaFlow ships an update every 2 months, USFN every 5 months. The most recent releases landed on August 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | altaFlow | USFN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/altaflow-workflow-platform/id1437194974/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 76 MB | 40 MB |
| Requires iOS | 16.0 | **14.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [airSlate, Inc.](https://appshunter.io/developer/565493707) | [Results at Hand Software LLC](https://appshunter.io/developer/669416687) |

## What reviewers say

### altaFlow

[App page](https://appshunter.io/ios/app/altaflow-workflow-platform/id1437194974)

Automate document-centric business processes without coding. This app allows you to manage workflows, fill and e-sign documents digitally, and track their progress from anywhere. It also includes features for team management and access control.

**Highlights:** Run and manage workflows, Fill and e-sign documents, Invite and manage teammates, Track document statuses, Review and download documents, Audit trail for actions, Manage access permissions

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

**In-app purchases:** none


### USFN

[App page](https://appshunter.io/ios/app/usfn/id6448803753)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is altaFlow free?

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

### Is USFN free?

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

### Do altaFlow or USFN have ads?

Neither altaFlow nor USFN shows ads.

### Which is updated more often, altaFlow or USFN?

altaFlow ships an update every 2 months, and USFN every 5 months. Most recently, altaFlow was updated on August 26, 2026 and USFN on September 25, 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.*