RAD Calc vs CO2 sensor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RAD Calc
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This is a tool to assist in required jetting changes when Atmospheric conditions change. Input Temperature, Barometric Pressure and Humidity along with your jetting to Calculate the Relative Air Density and compare with saved settings to suggest changes to jetting.
CO2 sensor
Monitor CO2, temperature, and humidity levels in real-time using a Bluetooth sensor. Save readings with location data and sync them across Apple devices via iCloud. View historical data on a map.
- Real-time CO2, temperature, and humidity readings
- Bluetooth sensor integration
- Save readings with location
- iCloud sync across devices
- Map view of saved readings
- Open source code available
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Read CO2, temperature, and humidity from your Bluetooth Sensirion SCD-41 sensor in realtime. Save your readings with your current location and have it sync across your devices via iCloud. See previously saved readings with a map of the location that those readings were taken. Works across iPhone, iPad, and macOS devices. Open source code: https://github.com/sighmon/ios-ble-co2-sensor
Screenshots
Verdict
The clearest difference is iOS requirement: RAD Calc at 9.0 against CO2 sensor's 15.6. 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.
| Parameter | RAD Calc | CO2 sensor |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.4 (7 ratings) — better |
| Number of ratings | — | 7 — better |
| Update frequency | — | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 6 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Kevin hartin | sighmon |
In-app purchases
RAD Calc
No in-app purchases
CO2 sensor
No in-app purchases
Questions
Is RAD Calc free?
Is CO2 sensor free?
Do RAD Calc or CO2 sensor have ads?
Other comparisons
