Cellular Alarm Contact Sensor vs FinderQuery Client
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cellular Alarm Contact Sensor
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Cellular alarm contact sensor with power monitoring allows you to monitor any doors, windows, gates, trailer and many more. Get notified via SMS or email when the sensor is triggered or when power loss is detected.
FinderQuery Client
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FinderQuery Client lets you browse and access files on your Mac from your iPhone, iPad, or Apple Vision Pro—directly over your local network. Used together with FinderQuery Server (available on the Mac App Store), you can: • Browse Finder folders with icons, including hidden files • Preview files and folders on your Mac • Stream videos and PDFs instantly without downloading • Share a streaming link (URL) to open files in third-party apps • Download and view supported files directly in the app Privacy & Security Your privacy matters: • Local-network only: the app never sends your data to the internet and connects only to your Mac running FinderQuery Server • Mac-controlled access: the server never initiates connections; connections are started only from your device • Encrypted control connection: mutual TLS (mTLS) encrypts communication between the client and your Mac • Verified pairing: you can connect only after approving the connection on your Mac and confirming the client certificate fingerprint • On-device certificates: the certificate is stored in your Keychain and never leaves your device About streaming links To support opening streams in third-party apps, streamed file delivery isn’t encrypted. Access is still protected using randomized file paths and an authentication token—only someone with the URL can view the file.
Screenshots
Verdict
The clearest difference is update cadence: Cellular Alarm Contact Sensor at every 3 weeks against FinderQuery Client's every 17 months. Cellular Alarm Contact Sensor also leads on iOS requirement (13.4 vs 18.0). 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.
Cellular Alarm Contact Sensor ships an update every 3 weeks, FinderQuery Client every 17 months. Both last shipped on October 27, 2026.
| Parameter | Cellular Alarm Contact Sensor | FinderQuery Client |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 17 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.4 — better | 18.0 |
| Further details — not scored | ||
| Size | 2 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Taraszka | Weida Fan |
In-app purchases
Cellular Alarm Contact Sensor
No in-app purchases
FinderQuery Client
No in-app purchases
Questions
Is Cellular Alarm Contact Sensor free?
Is FinderQuery Client free?
Do Cellular Alarm Contact Sensor or FinderQuery Client have ads?
Which is updated more often, Cellular Alarm Contact Sensor or FinderQuery Client?
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