Watchlog vs Spradow Logger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Watchlog
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Bluetooth Pressure monitoring and logging software for up to 8 connected sensors. Pressure peak capture. Export results to CSV files for further analysis. Calculation channels e.g. P1-P2. Graphical or numerical display of connected sensors.
Spradow Logger
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Spradow Logger allows users to connect to up to 4 compatible local pressure and/or temperature sensors to view and record live data and share saved data directly from their mobile device.
Screenshots
Verdict
The clearest difference is iOS requirement: Watchlog at 10.0 against Spradow Logger's 13.0. 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.
Watchlog ships an update every 3 weeks, Spradow Logger every 4 weeks. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.
| Parameter | Watchlog | Spradow Logger |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 35 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Hydrotechnik UK Test Engineering Ltd | Spradow GmbH & Co. KG |
In-app purchases
Watchlog
No in-app purchases
Spradow Logger
No in-app purchases
Questions
Is Watchlog free?
Is Spradow Logger free?
Do Watchlog or Spradow Logger have ads?
Which is updated more often, Watchlog or Spradow Logger?
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