SmartSign vs OCAS Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SmartSign
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The SmartSign app allows users to perform 2-factor authentication when using websites and services that have integrated the SmartSign strong authentication system.
OCAS Authenticator
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The OCAS Authenticator provides an easy and secure multi-factor authentication for your accounts. Such authentication provides a second layer of security and should be used to secure all accounts in the Internet.
Screenshots
Verdict
The clearest difference is update cadence: SmartSign at every 4 weeks against OCAS Authenticator's every 5 months. SmartSign also leads on iOS requirement (9.0 vs 15.6). 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.
SmartSign ships an update every 4 weeks, OCAS Authenticator every 5 months. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.
| Parameter | SmartSign | OCAS Authenticator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 1 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Microcosm Ltd | NetKnights GmbH |
In-app purchases
SmartSign
No in-app purchases
OCAS Authenticator
No in-app purchases
Questions
Is SmartSign free?
Is OCAS Authenticator free?
Do SmartSign or OCAS Authenticator have ads?
Which is updated more often, SmartSign or OCAS Authenticator?
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