# Jazz Time Trainer vs VocalManualTrainer

The clearest difference is in-app purchases: Jazz Time Trainer at none against VocalManualTrainer's 2. Jazz Time Trainer also leads on iOS requirement (13.0 vs 26.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VocalManualTrainer sells 2 in-app purchases, starting at $2.99 per month. Jazz Time Trainer asks for nothing beyond the download.

Jazz Time Trainer ships an update every 4 days, VocalManualTrainer every 3 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Jazz Time Trainer | VocalManualTrainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 19 MB | 37 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sangwoo Shin](https://appshunter.io/developer/6778440317) | [HoJoong Kim](https://appshunter.io/developer/6811484360) |

## What reviewers say

### Jazz Time Trainer

[App page](https://appshunter.io/ios/app/jazz-time-trainer/id6778440315)

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

**In-app purchases:** none


### VocalManualTrainer

[App page](https://appshunter.io/ios/app/vocalmanualtrainer/id6811484358)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Annual | $22.99 | per year |


## Frequently asked questions

### Is Jazz Time Trainer free?

Jazz Time Trainer is free to download, with no in-app purchases.

### Is VocalManualTrainer free?

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

### Do Jazz Time Trainer or VocalManualTrainer have ads?

Neither Jazz Time Trainer nor VocalManualTrainer shows ads.

### Which is updated more often, Jazz Time Trainer or VocalManualTrainer?

Jazz Time Trainer ships an update every 4 days, and VocalManualTrainer every 3 days. Most recently, Jazz Time Trainer was updated on October 31, 2026 and VocalManualTrainer on November 6, 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.*