# HRV Screening：早期檢測先導計劃 vs Deemoo AI

The clearest difference is in-app purchases: HRV Screening：早期檢測先導計劃 at none against Deemoo AI's 2. Deemoo AI's advantage is update cadence (every 10 days vs every 4 months) and iOS requirement (15.1 vs 18.1). On price, ads and device support there is nothing between them.

Both are free to download. Deemoo AI sells 2 in-app purchases, starting at $9.99 per month. HRV Screening：早期檢測先導計劃 asks for nothing beyond the download.

HRV Screening：早期檢測先導計劃 ships an update every 4 months, Deemoo AI every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HRV Screening：早期檢測先導計劃 | Deemoo AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 9 MB | 68 MB |
| Requires iOS | 18.1 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [College of Professional and Continuing Education Limited](https://appshunter.io/developer/924358949) | [Cidaura Ltd](https://appshunter.io/developer/1884047987) |

## What reviewers say

### HRV Screening：早期檢測先導計劃

[App page](https://appshunter.io/ios/app/hrv-screening/id6753956332)

**In-app purchases:** none


### Deemoo AI

[App page](https://appshunter.io/ios/app/deemoo-ai-flashcard-maker/id6760351945)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is HRV Screening：早期檢測先導計劃 free?

HRV Screening：早期檢測先導計劃 is free to download, with no in-app purchases.

### Is Deemoo AI free?

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

### Do HRV Screening：早期檢測先導計劃 or Deemoo AI have ads?

Neither HRV Screening：早期檢測先導計劃 nor Deemoo AI shows ads.

### Which is updated more often, HRV Screening：早期檢測先導計劃 or Deemoo AI?

HRV Screening：早期檢測先導計劃 ships an update every 4 months, and Deemoo AI every 10 days. Most recently, HRV Screening：早期檢測先導計劃 was updated on October 30, 2026 and Deemoo AI on October 31, 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.*