OxiTone vs Respi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OxiTone
This app allows users to monitor vital physiological data, including blood oxygen levels and pulse rate. It also tracks oxygen usage and includes a health assessment questionnaire. Data can be input manually or synced with compatible medical devices.
- Track blood oxygen level (SpO2)
- Monitor pulse rate
- Record activity levels
- Log supplementary oxygen use
- Medical questionnaire for health status
- Manual data entry
- Automatic data sync with Oxitone devices
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The OxiTone mobile app enables tracking patient physiological data such as blood oxygen level (SpO2), pulse rate and activity. In addition, it helps track supplementary oxygen use and includes a medical questionnaire to assess health status. Data can be entered manually or the app can be set to receive data from Oxitone medical devices automatically.
Respi
Manually record observed breathing patterns and calculate breathing frequency per minute. The app offers advanced features like historical data, regularity analysis, and age-specific comparisons with a Pro upgrade.
- Manual breathing frequency calculation
- Record individual breathing events
- Haptic feedback
- Measurement history
- Breathing regularity analysis
- Inspiratory/Expiratory ratio
- Age reference intervals
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Respi-Rate makes it easy to manually record observed breathing and calculate breathing frequency. Simply observe a person's breathing and use the Lungs button to record each visible breath. Respi-Rate calculates breaths per minute from the timing of the events you record. Depending on the breathing pattern and recorded intervals, the app may ask you to record additional breaths before displaying a result. KEY FEATURES • Manual breathing-frequency calculation • Simple, focused interface • Haptic feedback on supported devices RESPI-RATE PRO • History — review previously recorded measurements • Regularity — see how consistent the manually recorded intervals were • I:E Ratio — view the ratio between manually recorded inspiratory and expiratory phase timing • Age Reference Intervals — compare the recorded value with published age-specific reference intervals • Dark Mode Respi-Rate does not automatically detect breathing or use iPhone sensors to identify individual breaths. You remain in control of when each breathing event is recorded. Respi-Rate is a general-purpose tool intended for informational, educational and measurement-training purposes.
Screenshots
Verdict
The clearest difference is review sentiment: Respi at 88% against OxiTone's 0%. Respi also leads on rating (4.7 vs 2.0) and update cadence (every 8 days vs every 4 months). OxiTone's advantage is in-app purchases (none vs 3). On price, ads, device support and iOS requirement 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. Respi sells 3 one-off in-app purchases. OxiTone asks for nothing beyond the download.
Respi holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Respi has 118 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of OxiTone's written reviews are positive against 88% of Respi's.
OxiTone ships an update every 4 months, Respi every 8 days. The most recent releases landed on November 2, 2026 and November 11, 2026 respectively.
| Parameter | OxiTone | Respi |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) | 4.7 (118 ratings) — better |
| Positive reviews | 0.0% of reviews | 87.5% of reviews — better |
| Number of ratings | 1 | 118 — better |
| Update frequency | Every 4 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 38 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Oxitone | medappear s.r.o. |
Customer experience
OxiTone
Respi
In-app purchases
OxiTone
No in-app purchases
Respi
- 7-Day Free Pro TrialFree
- Lifetime Pro — Intro Offer$9.99
- Lifetime Pro$12.99




