Chronicle for iBaby Study vs DevicesTool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chronicle for iBaby Study
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Chronicle is a passive sensing application for behavioral research studies. Participants must first be enrolled in an approved research study and be possession of a unique enrollment link provided by the researcher in order to provide data. This application also queries, but does not collect step counts from HealthKit as a workaround to known SensorKit limitations.
DevicesTool
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Devices.Tool Have the following functions * Configure or query LB NB devices * Upgrade the LB NB device
Screenshots
Verdict
The clearest difference is update cadence: Chronicle for iBaby Study at every 5 weeks against DevicesTool's every 2 months. Chronicle for iBaby Study also leads on iOS requirement (14.0 vs 17.6). 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.
Chronicle for iBaby Study ships an update every 5 weeks, DevicesTool every 2 months. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.
| Parameter | Chronicle for iBaby Study | DevicesTool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 4 MB | 25 MB |
| Age rating | 4+ | 12+ |
| Developer | Methodic, Inc. | Shenzhen Dragino technology development co.LTD |
In-app purchases
Chronicle for iBaby Study
No in-app purchases
DevicesTool
No in-app purchases
Questions
Is Chronicle for iBaby Study free?
Is DevicesTool free?
Do Chronicle for iBaby Study or DevicesTool have ads?
Which is updated more often, Chronicle for iBaby Study or DevicesTool?
Other comparisons
