OTP Authenticator vs DrayTek Router
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OTP Authenticator
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Swiss SafeLab OTP Authenticator is a free strong one-time password app fully compliant to the mOTP specification (http://motp.sourceforge.net/). mOTP is based on time synchronized one-time-passwords. Swiss SafeLab OTP Authenticator Features: - MUI Support (English, German, Swiss German, French, Italian, Spanish) - multiple accounts with individual mOTP Secret and bookmark - supports bookmarks - define mOTP Secret by - manual mOTP Secret input - shaking the device - random seed input - supports 4 digit PIN (as by specification) - supports alphanumeric PIN - permanently hide mOTP Secret after profile creation - displays current epoch time, local time and local time zone - copy-to-clipboard support - option to generate new mOTPs without the requirement of entering PIN again Swiss SafeLab OTP Authenticator is supported by our pure software-based two factor authentication solution Swiss SafeLab M.ID Suite (https://www.swiss-safelab.com/mid/).
DrayTek Router
Easily set up and manage Vigor routers from your mobile device. Monitor network status, customize settings like VPN and parental controls, and get a quick overview of client usage without needing a PC or cables.
- Initial router setup without PC
- Manage WAN, LAN, WLAN, VPN
- Monitor client usage and network status
- Customize parental controls and content filtering
- Schedule internet access
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The app allows you to easily setup and manage Vigor Routers. From setting up at the very beginning to everyday-use monitoring. Key features and benefits include: - Set up Vigor Router from default status to your reliable WFH/SFH companion without the need of LAN cables and PC. - Utilize the most important Router functions, including WAN, LAN, WLAN, VPN, and Route Policy. - Get a quick overview of the client usage and network status. - Customize Parental Control rules to manage Internet access and content filtering with schedule. Supported Models & Firmware: -Vigor2927 Series (V4.4.0 or above) -Vigor2865 Series (V4.4.0 or above) -Vigor2136 Series (V5.4.0 or above) -Vigor2767 Series (V5.4.0.2 or above) -Vigor1220 Series (V5.4.2 or above) -Vigor2867 Series (V5.4.3 or above) -Vigor2928 Series (V5.4.3 or above)
Screenshots
Verdict
The clearest difference is iOS requirement: OTP Authenticator at 7.0 against DrayTek Router's 15.0. On price, update cadence, ads and in-app purchases 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.
OTP Authenticator ships an update every 5 months, DrayTek Router every 3 months. The most recent releases landed on September 20, 2026 and September 25, 2026 respectively.
| Parameter | OTP Authenticator | DrayTek Router |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | — | 9.1% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Swiss SafeLab GmbH | DrayTek Corp. |
In-app purchases
OTP Authenticator
No in-app purchases
DrayTek Router
No in-app purchases
Questions
Is OTP Authenticator free?
Is DrayTek Router free?
Do OTP Authenticator or DrayTek Router have ads?
Which is updated more often, OTP Authenticator or DrayTek Router?
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