ZK SmartKey vs SigmaPay Ng
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZK SmartKey
Manage your smart door locks from your mobile device. Grant temporary access, register users via fingerprint or PIN, and track entry records. Control lock volume and reset settings remotely.
- Visitor mode with temporary passcode sharing
- User registration via fingerprint, card, or PIN
- Access records check (who and when)
- Time zone access control
- Adjustable volume settings (high, low, mute)
- Remote lock initialization and normal open
- Real-time battery status monitoring
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ZK Smartkey is the door lock management software for mobile devices Visitor mode Sharing temperary passcode from anywhere anytime User Registration Register your fingerprint,card, pin code through your mobile phone Records Check Keep track of Who&When has come Time Zone Grant limited access to your baby-sitter or house keeper Volume Setting Include three mode,hign volume, low volume and mute mode Initialization Reset the lock via app Normal open Support normal open by app Navigation(lock&app, unlcok through app Battery status Show the battery status of the lock
SigmaPay Ng
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SigmaPay is an all-in-one utility app to make bill payments, and access a virtual deposit account. Manage your finances seamlessly with secure transactions.
Screenshots
Verdict
The clearest difference is iOS requirement: ZK SmartKey at 9.0 against SigmaPay Ng's 12.0. 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.
| Parameter | ZK SmartKey | SigmaPay Ng |
|---|---|---|
| Price | Free | Free |
| Rating | 1.7 (13 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 145 MB | 128 MB |
| Age rating | 4+ | 4+ |
| Developer | ZKTeco Inc. | Digipaxs Technology Limited |
In-app purchases
ZK SmartKey
No in-app purchases
SigmaPay Ng
No in-app purchases
