tempi.fi vs Pæan Ring
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
tempi.fi
This app connects to wireless sensors to continuously monitor temperature and humidity. Receive alerts for out-of-range conditions, store historical data, and export readings in CSV format. Ideal for various environments like refrigerators, nurseries, and greenhouses.
- Wireless sensor connection
- Continuous temperature/humidity monitoring
- Out-of-range alerts
- Historical data storage
- CSV data export
- Automatic sensor setup
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tempi.fi's wireless temperature and humidity sensors record a new reading every minute using best-in-class Swiss made temperature and humidity sensing components, sync directly to your smart phone, fit almost anywhere, and last longer than a year on a single coin cell battery. They are ideal for monitoring refrigerators, freezers, children’s rooms, animal & pet conditions, wine cellars, greenhouses, senior living conditions, freezing pipes, art collections, cigar humidors, chicken incubation, musical instruments and more… With this app, you can connect and setup one or more sensors, continuously monitor temperature and humidity, get notifications when the temperature or humidity is out of range, store a virtually unlimited history, and export data in CSV format. How it works: • Automatically setup your sensor by holding it over your phone or tablet • Name your sensor and set your desired conditions (if any) • When in range, the app will automatically upload the sensor data • If temperature or humidity is higher or lower than desirable, you get an app notification • View historical data and create reports anytime
Pæan Ring
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Paean: Your Health, Your Data. Unlock the full potential of your Paean Ring. We combine advanced biometric tracking with uncompromising privacy standards. Monitor: HR, Sleep, and Steps around the clock. Analyze: View trend lines and detailed breakdowns of your daily vitality. Protect: Built from the ground up to keep your personal health data secure and private.
Screenshots
Verdict
The clearest difference is update cadence: Pæan Ring at every 4 days against tempi.fi's every 9 months. tempi.fi's advantage is iOS requirement (15.0 vs 26.0). 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.
tempi.fi ships an update every 9 months, Pæan Ring every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | tempi.fi | Pæan Ring |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (22 ratings) — better | — |
| Positive reviews | 92.9% of reviews | — |
| Number of ratings | 22 — better | — |
| Update frequency | Every 9 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 22 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | VITALNOMAD LLC | Shanghai Zero One Intelligence Ltd. |
In-app purchases
tempi.fi
No in-app purchases
Pæan Ring
No in-app purchases









