Auth Armor Authenticator vs Date Calculator ±
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Auth Armor Authenticator
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Auth Armor Authenticator provides the ultimate in password-less and 2FA online security. Utilizing biometrics and/or security key support, Auth Armor uses public-key cryptography to ensure the best security possible. Instantly receive push messages and auth right away. No codes to type - just quick and easy auth. With Auth Armor, there is nothing to steal, nothing to remember, and nothing to forget.
Date Calculator ±
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Date and duration calculator with local and international date formats, including ISO 8601.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Auth Armor Authenticator | Date Calculator ± |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 11.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 35 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Auth Armor Technologies, Inc | Grifia |
In-app purchases
Auth Armor Authenticator
No in-app purchases
Date Calculator ±
No in-app purchases
Questions
Is Auth Armor Authenticator free?
Is Date Calculator ± free?
Do Auth Armor Authenticator or Date Calculator ± have ads?
Which is updated more often, Auth Armor Authenticator or Date Calculator ±?
Other comparisons
