# Auth Armor Authenticator vs Date Calculator ±

The clearest difference is update cadence: Date Calculator ± at daily against Auth Armor Authenticator's fortnightly. Auth Armor Authenticator's advantage is iOS requirement (11.0 vs 26.0). 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.

Auth Armor Authenticator ships an update fortnightly, Date Calculator ± daily. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Auth Armor Authenticator | Date Calculator ± |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 35 MB | 2 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Auth Armor Technologies, Inc](https://appshunter.io/developer/1543570928) | [Grifia](https://appshunter.io/developer/581000088) |

## What reviewers say

### Auth Armor Authenticator

[App page](https://appshunter.io/ios/app/auth-armor-authenticator/id1502837764)

**Features:** macOS Compatibility

**In-app purchases:** none


### Date Calculator ±

[App page](https://appshunter.io/ios/app/date-calculator/id6789755161)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Auth Armor Authenticator free?

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

### Is Date Calculator ± free?

Date Calculator ± is free to download, with no in-app purchases.

### Do Auth Armor Authenticator or Date Calculator ± have ads?

Neither Auth Armor Authenticator nor Date Calculator ± shows ads.

### Which is updated more often, Auth Armor Authenticator or Date Calculator ±?

Auth Armor Authenticator ships an update fortnightly, and Date Calculator ± daily. Most recently, Auth Armor Authenticator was updated on September 19, 2026 and Date Calculator ± on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*