OpenRadiation vs FrigoSense
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenRadiation
Measure ambient radioactivity levels and assess your exposure to ionizing radiation using a compatible sensor. Contribute to a citizen science project by sharing your measurements to build a collaborative database.
- Measure radioactivity levels
- Assess radiation exposure
- Contribute to citizen science
- Collaborative data database
- Share measurements
- View data online
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Looking to know the level of radioactivity around you and assess your exposure to ionising radiation? Thanks to this application, and a compatible sensor, you can measure radioactivity. You can also contribute to a citizen science project, by helping to create a collaborative data base of radioactivity measurements in the environment: OpenRadiation (published under an Open Database License). You will then be able to share your measurements using the application and view the data in the application or on the website www.openradiation.org. Create an account on the website www.openradiation.org, and obtain a compatible sensor (see the list of compatible sensors at www.openradiation.org). Activate Bluetooth under your mobile, configure your sensor to measure radioactivity, and publish your measurements. If you do not have a compatible sensor, you can always enter your measurements manually on the website or via the application. OpenRadiation currently brings together the following scientific and academic partners: IFFO-RME - training network in major educational risks -, IRSN - public expert in research and expertise on nuclear and radiological risks -, Planète Sciences – association contributing to the scientific and technical culture of young people - and SORBONNE UNIVERSITE Fablab - digital fabrication and rapid prototyping workshop, open to students, staff and the general public.
FrigoSense
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FrigoSense turns your fridge, freezer or cold room into a smart, monitored space. Pair a FrigoSense device over Bluetooth, connect it to Wi-Fi, and watch your storage conditions in real time from your phone. WHAT IT DOES - Live monitoring of temperature, humidity and air quality inside your cold storage. - Early spoilage and freshness insights based on gas and temperature trends. - Push notifications when conditions drift — temperature excursions, a door left open, or early signs of spoilage — so you can act before food is lost. - Simple Bluetooth setup: add a new device and get it online in minutes. WHO IT'S FOR - Home users who want to keep food fresh and cut waste. - Cafes, restaurants, shops and small cold-storage operators who need to know the moment something goes wrong. HOW IT WORKS FrigoSense measures the air inside your storage — not the food itself — and combines temperature history with gas signals to flag risk early. It is a monitoring and early-warning tool, not a food-safety or pathogen test: always use your own judgement about whether food is safe to eat. Requires a FrigoSense account and at least one FrigoSense device.
Screenshots
Verdict
The clearest difference is update cadence: FrigoSense at every 11 days against OpenRadiation's every 3 months. FrigoSense also leads on iOS requirement (13.0 vs 15.0). 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.
OpenRadiation ships an update every 3 months, FrigoSense every 11 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | OpenRadiation | FrigoSense |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 3 months | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 57 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | ASNR | Volodymyr Shadrin |
In-app purchases
OpenRadiation
No in-app purchases
FrigoSense
No in-app purchases
Questions
Is OpenRadiation free?
Is FrigoSense free?
Do OpenRadiation or FrigoSense have ads?
Which is updated more often, OpenRadiation or FrigoSense?
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