# AC Mobile Authenticator vs SparkForms

The clearest difference is update cadence: AC Mobile Authenticator at every 3 months against SparkForms's every 6 months. AC Mobile Authenticator also leads on iOS requirement (11.0 vs 18.4). 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.

AC Mobile Authenticator ships an update every 3 months, SparkForms every 6 months. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | AC Mobile Authenticator | SparkForms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ac-mobile-authenticator/id1552630617/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | — |
| Size | 134 MB | 62 MB |
| Requires iOS | **11.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Swivel Secure Ltd](https://appshunter.io/developer/374241221) | [SparkForms Ltd](https://appshunter.io/developer/1697890749) |

## What reviewers say

### AC Mobile Authenticator

[App page](https://appshunter.io/ios/app/ac-mobile-authenticator/id1552630617)

This app provides secure authentication using OATH mechanisms, designed for enhanced performance and safety. It supports multiple languages and integrates with specific security systems for robust verification.

**Highlights:** OATH mechanism support, Enhanced performance, Improved security, Multi-language support, Integration with AuthControl Sentry®

**Features:** macOS Compatibility

**In-app purchases:** none


### SparkForms

[App page](https://appshunter.io/ios/app/sparkforms/id6451388963)

**In-app purchases:** none


## Frequently asked questions

### Is AC Mobile Authenticator free?

AC Mobile Authenticator is free to download, with no in-app purchases.

### Is SparkForms free?

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

### Do AC Mobile Authenticator or SparkForms have ads?

Neither AC Mobile Authenticator nor SparkForms shows ads.

### Which is updated more often, AC Mobile Authenticator or SparkForms?

AC Mobile Authenticator ships an update every 3 months, and SparkForms every 6 months. Most recently, AC Mobile Authenticator was updated on October 1, 2026 and SparkForms on September 22, 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.*