# HelloDNA vs S35 Training

The clearest difference is in-app purchases: S35 Training at none against HelloDNA's 3. HelloDNA's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HelloDNA sells 3 one-off in-app purchases. S35 Training asks for nothing beyond the download.

HelloDNA ships an update every 3 weeks, S35 Training monthly. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | HelloDNA | S35 Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 182 MB | 386 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Eostre Sdn. Bhd.](https://appshunter.io/developer/1502219462) | [Michela Gill](https://appshunter.io/developer/1827940613) |

## What reviewers say

### HelloDNA

[App page](https://appshunter.io/ios/app/hellodna/id1631088730)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Package | $27.99 | one-time |
| Upgraded Package | $41.99 | one-time |
| Premium Package | $54.99 | one-time |


### S35 Training

[App page](https://appshunter.io/ios/app/s35-training/id6748911412)

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

**In-app purchases:** none


## Frequently asked questions

### Is HelloDNA free?

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

### Is S35 Training free?

S35 Training is free to download, with no in-app purchases.

### Do HelloDNA or S35 Training have ads?

Neither HelloDNA nor S35 Training shows ads.

### Which is updated more often, HelloDNA or S35 Training?

HelloDNA ships an update every 3 weeks, and S35 Training monthly. Most recently, HelloDNA was updated on September 30, 2026 and S35 Training on October 5, 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.*