iUMS Basic vs Synology Secure SignIn
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iUMS Basic
Remotely monitor and control your video security system from your iPhone, iPad, or iPod Touch. Keep an eye on your home or business from anywhere in the world, viewing up to 16 cameras at a single location or multiple locations simultaneously.
- Remote monitoring and control
- View up to 16 cameras
- Monitor multiple locations
- Portrait and landscape modes
- Digital zoom
- PTZ support
- Playback support
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iUMS for iPhone lets you remotely monitor and control your video security system over a Wi-Fi or 3G connection directly from your iPhone, iPad, or iPod Touch. Have peace of mind by keeping an eye on your home or business anytime from anywhere in the world. Compatibility iUMS for iPHone works with the following DVRs: N-Series, HD-Series, CM-Series, ND-Series, HD-Series, UH-Series, XD-Series, XK-Series, NH-Series, AF-Series, NT-Series, AT-Series, AP-Series, NV-Series, NP-Series, AN-Series It includes following functions. - View up to 16 cameras at one location. - Monitor multiple locations from one app. - View in portrait or landscape mode. - Digital zoom on full screen. - Max. 32 channels can be selected to display split screen. - Single or split screen display. (To change from split screen to full screen, just tap the display twice. Double tapping the display again returns to split screen.) - PTZ support. - Playback support.
Synology Secure SignIn
Enhance your account security with two-factor authentication. Approve sign-in requests or use verification codes to protect your Synology NAS and account. It can even replace your password for a more streamlined yet secure login experience.
- Two-factor authentication
- Approve sign-in requests
- Verification code (OTP)
- Password replacement
- Enhanced account security
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**Synology NAS and a Synology account are required for this Application.** **DiskStation Manager 7.0 or above version with Synology Secure SignIn service enabled is required.** Synology Secure SignIn increases account security and offers two verification methods: Approve sign-in and verification code (OTP). Approve sign-in can be used to replace DSM password. For enhanced protection, use either method as the second sign-in step of 2-factor authentication.
Screenshots
Verdict
The clearest difference is rating: Synology Secure SignIn at 4.8 against iUMS Basic's 1.9. Synology Secure SignIn also leads on review sentiment (43% vs 12%) and ratings volume (8.4K vs 39). iUMS Basic's advantage is update cadence (every 6 weeks vs every 6 months) and iOS requirement (9.0 vs 14.0). On price, ads, in-app purchases and monetization model 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.
Synology Secure SignIn holds the better App Store score, 4.8 against 1.9. That said, the two scores are not equally well evidenced: Synology Secure SignIn has 8.4K ratings behind it against 39, so its average is the more settled of the two. Written reviews point the same way: 12% of iUMS Basic's written reviews are positive against 43% of Synology Secure SignIn's.
iUMS Basic ships an update every 6 weeks, Synology Secure SignIn every 6 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.
| Parameter | iUMS Basic | Synology Secure SignIn |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (39 ratings) | 4.8 (8.4K ratings) — better |
| Positive reviews | 11.6% of reviews | 43.3% of reviews — better |
| Number of ratings | 39 | 8.4K — better |
| Update frequency | Every 6 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 15 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | NADATEL Co.,Ltd. | Synology Inc. |
Customer experience
iUMS Basic
Synology Secure SignIn
Bugs and requests
iUMS Basic
Not enough reviews yet to summarise bugs or requests.
Synology Secure SignIn
Reported bugs
4 issues- Approval requests not showing up
- OTP codes not working as expected
- Incompatibility with some DSM versions
- Unreliable login process
Requested features
4 requests- Add Face/Touch ID validation
- Improve Apple Watch integration
- Implement search/grouping for OTP codes
- Enhance multi-device synchronization
In-app purchases
iUMS Basic
No in-app purchases
Synology Secure SignIn
No in-app purchases
Questions
Is iUMS Basic free?
Is Synology Secure SignIn free?
Which has better reviews, iUMS Basic or Synology Secure SignIn?
Do iUMS Basic or Synology Secure SignIn have ads?
Which is updated more often, iUMS Basic or Synology Secure SignIn?
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