# ThinkIAM Authenticator vs SteelonCall

The clearest difference is update cadence: SteelonCall at every 2 weeks against ThinkIAM Authenticator's every 6 months. ThinkIAM Authenticator's advantage is iOS requirement (13.0 vs 15.1). 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.

ThinkIAM Authenticator ships an update every 6 months, SteelonCall every 2 weeks. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ThinkIAM Authenticator | SteelonCall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 26 MB | 14 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [THINKSYNQ SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1383180913) | [ANANDA RAVI RATNA KUMAR VEMU](https://appshunter.io/developer/1738905991) |

## What reviewers say

### ThinkIAM Authenticator

[App page](https://appshunter.io/ios/app/thinkiam-authenticator/id6449386965)

**Features:** macOS Compatibility

**In-app purchases:** none


### SteelonCall

[App page](https://appshunter.io/ios/app/steeloncall/id6480408894)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ThinkIAM Authenticator free?

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

### Is SteelonCall free?

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

### Do ThinkIAM Authenticator or SteelonCall have ads?

Neither ThinkIAM Authenticator nor SteelonCall shows ads.

### Which is updated more often, ThinkIAM Authenticator or SteelonCall?

ThinkIAM Authenticator ships an update every 6 months, and SteelonCall every 2 weeks. Most recently, ThinkIAM Authenticator was updated on October 3, 2026 and SteelonCall on October 5, 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.*