# ODC Tutor vs Mobile Coder Anesthesia

The clearest difference is in-app purchases: ODC Tutor at none against Mobile Coder Anesthesia's 9. ODC Tutor also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Mobile Coder Anesthesia sells 9 in-app purchases, starting at $99.99 per year. ODC Tutor asks for nothing beyond the download.

ODC Tutor ships an update every 2 months, Mobile Coder Anesthesia every 5 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ODC Tutor | Mobile Coder Anesthesia |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 8 MB | 12 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Satish Deopujari](https://appshunter.io/developer/1180072702) | [Psygo LLC](https://appshunter.io/developer/321928441) |

## What reviewers say

### ODC Tutor

[App page](https://appshunter.io/ios/app/odc-tutor/id993661003)

Visualize and understand the oxygen-hemoglobin dissociation curve. This medical tool shows the relationship between oxygen partial pressure and hemoglobin saturation, highlighting factors that shift the curve and critical care points.

**Highlights:** Visualize oxygen-hemoglobin dissociation curve, Shift curve right/left to show affinity changes, Display causes for curve shifts, Show arterial and venous saturation, Indicate P50 value, Highlight ICU point for critical care monitoring

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Mobile Coder Anesthesia

[App page](https://appshunter.io/ios/app/mobile-coder-anesthesia/id1200313529)

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full-Version for One Year | $99.99 | per year |
| 2017 Full Version | $79.99 | one-time |
| 2018 Full Version + New Codes | $79.99 | one-time |
| 2019 Full Version + New Codes | $89.99 | one-time |
| 2020 Full Version + New Codes | $89.99 | one-time |
| 2021 Full Version + New Codes | $89.99 | one-time |
| 2022 Full Version + New Codes | $89.99 | one-time |
| 2023 Full Version + New Codes | $89.99 | one-time |
| 2024 Full Version + New Codes | $89.99 | one-time |


## Frequently asked questions

### Is ODC Tutor free?

ODC Tutor is free to download, with no in-app purchases.

### Is Mobile Coder Anesthesia free?

Mobile Coder Anesthesia is free to download, with in-app purchases available.

### Do ODC Tutor or Mobile Coder Anesthesia have ads?

Neither ODC Tutor nor Mobile Coder Anesthesia shows ads.

### Which is updated more often, ODC Tutor or Mobile Coder Anesthesia?

ODC Tutor ships an update every 2 months, and Mobile Coder Anesthesia every 5 months. Most recently, ODC Tutor was updated on October 4, 2026 and Mobile Coder Anesthesia on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*