DERUIZ vs GEOMAR Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DERUIZ
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1.Easy control to your DERUIZ E-bike: Such as lightning, error code and battery status, etc. 2.Multi-bike control with only 1 APP: Control multiple DERUIZ E-bike using only one device. 3.Map and route plan: Map function for you to plan your ride route.
GEOMAR Authenticator
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The GEOMAR 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: GEOMAR Authenticator at every 3 months against DERUIZ's every 6 months. 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.
DERUIZ ships an update every 6 months, GEOMAR Authenticator every 3 months. The most recent releases landed on October 8, 2026 and September 26, 2026 respectively.
| Parameter | DERUIZ | GEOMAR Authenticator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 269 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Mosen E-commerce (Hangzhou) Co.,Ltd | NetKnights GmbH |
In-app purchases
DERUIZ
No in-app purchases
GEOMAR Authenticator
No in-app purchases
