Perxcept vs Chronicle for CAFE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Perxcept
This Safari Web Extension passively tracks your exposure to healthcare content on select websites. It collects no personal information and aims to keep doctors, patients, and hospitals informed about healthcare news. Participation is currently invite-based.
- Passive content exposure monitoring
- Healthcare content focus
- No personal information collection
- Safari Web Extension
- Invite-based participation
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Help us understand which websites matter to you. Perxcept is a Safari Web Extension by ZoomRx for your iPhone/iPad that passively monitors your exposure to healthcare-related content across select websites. None of your personal information is collected as part of this research. Your contributions will help other doctors, patients, and hospitals stay up-to-date on the latest in healthcare news and developments. Perxcept is currently invite-based, so only users who have been sent an invite code will be able to sign in and participate.
Chronicle for CAFE
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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.
Screenshots
Verdict
Perxcept and Chronicle for CAFE 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 2 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.
| Parameter | Perxcept | Chronicle for CAFE |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | ZoomRx Inc. | Methodic, Inc. |
In-app purchases
Perxcept
No in-app purchases
Chronicle for CAFE
No in-app purchases
Questions
Is Perxcept free?
Is Chronicle for CAFE free?
Do Perxcept or Chronicle for CAFE have ads?
Which is updated more often, Perxcept or Chronicle for CAFE?
Other comparisons
