Lock Tool vs Saya Installer App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lock Tool
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The cLock tool is a tool that is provided specially for the hotel and apartment customers to configure network of the PINE WORLD WIFi door lock.It needs to cooperate with the supporting backstage management system, so as to realize the remote control of all the locks of all hotels and apartments.
Saya Installer App
This utility app assists installers in managing the process of setting up meters and devices on property sites. It streamlines the installation workflow for professionals in the field.
- Meter installation management
- Device installation management
- Property site workflow
- Installer assistance
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Saya Installer app is used for Installer who install meter and devices to property site.
Screenshots
Verdict
Lock Tool and Saya Installer App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.
| Parameter | Lock Tool | Saya Installer App |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 19 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Zhixin Wulian Technology Co., Ltd. | IconnectZone Inc |
In-app purchases
Lock Tool
No in-app purchases
Saya Installer App
No in-app purchases
