Caeli vs Audio BPM Workout
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caeli
Read full descriptionHide full description
Geolocated and real-time air quality application, developed by AtmoTrack, now available. This application allows you to know in real time the quality of the surrounding air on the scale of your street. In addition to that, it advises you on the best practices to adopt depending on the level of pollution. With version 3.0, you can now send information about your environment directly to your city!
Audio BPM Workout
Train effectively by staying in your optimal heart rate zone with real-time voice coaching. This app provides audio updates and a live heart rate chart, eliminating the need to constantly check your screen. It requires a compatible Bluetooth heart rate monitor.
- Real-time voice announcements
- Live heart rate chart
- Bluetooth heart rate monitor compatibility
- Customizable announcement frequency
- Distraction-free interface
- 100% private, no data collection
Read full descriptionHide full description
Train in your optimal heart rate zone with real-time voice coaching. No screen watching required. Important: Requires a dedicated Bluetooth heart rate monitor. Apple Watches don't broadcast heart rate data to third-party apps. COMPATIBLE DEVICES: Works with dedicated Bluetooth heart rate monitors including: • Chest straps (Polar H9/H10, Garmin HRM-Pro, Wahoo TICKR) • Armband monitors (Polar OH1, Scosche Rhythm24, Wahoo TICKR FIT) • Fitness wearables (Whoop 4.0 in Live Data mode, MyZone MZ-3) • Any device broadcasting standard Bluetooth Low Energy heart rate data Does NOT work with: Apple Watch, or some other smartwatches. Heart rate zone training is how elite athletes maximize every workout - now it's simple for everyone. Stop guessing if you're working too hard or too easy. Your heart rate tells you exactly where you are, making every session more effective. KEY FEATURES: • Voice Announcements - Real-time audio updates keep you in the perfect zone without checking your screen • Live Heart Rate Chart - Beautiful real-time visualization of your effort • Dedicated Device Compatibility - Works with Bluetooth heart rate monitors (Polar, Garmin, Wahoo chest straps, etc.) • Customizable Settings - Adjust announcement frequency for your workout style • Clean Interface - Distraction-free design that works in any lighting • 100% Private - No data collection, analytics, or login required • Completely Free - No ads, no in-app purchases Perfect for runners, cyclists, and anyone serious about effective cardio training. Medical Disclaimer: This app is for informational purposes only and is not intended to replace professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.
Screenshots
Verdict
The clearest difference is update cadence: Audio BPM Workout at daily against Caeli's fortnightly. Caeli's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.6). On price, ads and in-app purchases 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.
Caeli ships an update fortnightly, Audio BPM Workout daily. The most recent releases landed on September 10, 2026 and August 26, 2026 respectively.
| Parameter | Caeli | Audio BPM Workout |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 48 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | 42 Factory | Chris Bracewell |
In-app purchases
Caeli
No in-app purchases
Audio BPM Workout
No in-app purchases
Questions
Is Caeli free?
Is Audio BPM Workout free?
Do Caeli or Audio BPM Workout have ads?
Which is updated more often, Caeli or Audio BPM Workout?
Other comparisons















