# HeartSafe vs Relay Response CPR Training

The clearest difference is in-app purchases: HeartSafe at none against Relay Response CPR Training's 4. HeartSafe also leads on iOS requirement (12.0 vs 16.6). Relay Response CPR Training's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Relay Response CPR Training sells 4 in-app purchases, starting at $7.99 per month. HeartSafe asks for nothing beyond the download.

HeartSafe ships an update every 3 months, Relay Response CPR Training weekly. The most recent releases landed on October 10, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | HeartSafe | Relay Response CPR Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 20 MB | 205 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Think Safe](https://appshunter.io/developer/305871142) | [Ximio Health Inc](https://appshunter.io/developer/1296441024) |

## What reviewers say

### HeartSafe

[App page](https://appshunter.io/ios/app/heartsafe/id1270799072)

**Features:** macOS Compatibility

**In-app purchases:** none


### Relay Response CPR Training

[App page](https://appshunter.io/ios/app/relay-response-cpr-training/id1633062947)

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hands Only CPR Training | $7.99 | per month |
| Hands Only CPR Training | $29.99 | per year |
| Hands Only CPR Training | $79.99 | per year |
| 1 Year CPR Certificate Access | $29.99 | one-time |


## Frequently asked questions

### Is HeartSafe free?

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

### Is Relay Response CPR Training free?

Relay Response CPR Training is free to download, with in-app purchases available.

### Do HeartSafe or Relay Response CPR Training have ads?

Neither HeartSafe nor Relay Response CPR Training shows ads.

### Which is updated more often, HeartSafe or Relay Response CPR Training?

HeartSafe ships an update every 3 months, and Relay Response CPR Training weekly. Most recently, HeartSafe was updated on October 10, 2026 and Relay Response CPR Training on October 30, 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.*