# Enhertu vs OncoDiary

The clearest difference is in-app purchases: Enhertu at none against OncoDiary's 5. Enhertu also leads on iOS requirement (12.4 vs 15.0). OncoDiary's advantage is update cadence (weekly vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. OncoDiary sells 5 in-app purchases, starting at $2.00 per month. Enhertu asks for nothing beyond the download.

Enhertu ships an update every 5 months, OncoDiary weekly. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Enhertu | OncoDiary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/oncodiary-cancer-support/id6471442698/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 84 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Snapiot Inc](https://appshunter.io/developer/1457387084) | [Oak Crew MB](https://appshunter.io/developer/1715361353) |

## What reviewers say

### Enhertu

[App page](https://appshunter.io/ios/app/enhertu/id1565620944)

**Features:** macOS Compatibility

**In-app purchases:** none


### OncoDiary

[App page](https://appshunter.io/ios/app/oncodiary-cancer-support/id6471442698)

This app provides a supportive community and personalized tools for individuals affected by cancer. It offers journaling, guided meditations, symptom tracking, and wellness reminders to help manage anxiety and promote healing.

**Highlights:** Cancer support community, Personalized journaling, Guided meditations, Symptom tracking, Wellness reminders, Anxiety relief

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter | $2.00 | per month |
| Monthly Care Plan | $4.99 | per month |
| Friend | $5.00 | per month |
| Hero | $10.00 | per month |
| Care Plan - Yearly | $29.99 | per year |


## Frequently asked questions

### Is Enhertu free?

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

### Is OncoDiary free?

OncoDiary is free to download, with in-app purchases available.

### Do Enhertu or OncoDiary have ads?

Neither Enhertu nor OncoDiary shows ads.

### Which is updated more often, Enhertu or OncoDiary?

Enhertu ships an update every 5 months, and OncoDiary weekly. Most recently, Enhertu was updated on October 27, 2026 and OncoDiary on October 14, 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.*