# Supervision JTI vs Echo Time Voice Assistant

The clearest difference is in-app purchases: Supervision JTI at none against Echo Time Voice Assistant's 3. Echo Time Voice Assistant's advantage is update cadence (every 4 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Echo Time Voice Assistant sells 3 in-app purchases, starting at $2.99 per month. Supervision JTI asks for nothing beyond the download.

Supervision JTI ships an update every 11 months, Echo Time Voice Assistant every 4 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Supervision JTI | Echo Time Voice Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Size | 16 MB | 7 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fahrni Fassadensysteme AG](https://appshunter.io/developer/1515679587) | [Echo Time SIA](https://appshunter.io/developer/1848583256) |

## What reviewers say

### Supervision JTI

[App page](https://appshunter.io/ios/app/supervision-jti/id1515679588)

**Features:** macOS Compatibility

**In-app purchases:** none


### Echo Time Voice Assistant

[App page](https://appshunter.io/ios/app/echo-time-voice-assistant/id6754512934)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $2.99 | per month |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is Supervision JTI free?

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

### Is Echo Time Voice Assistant free?

Echo Time Voice Assistant is free to download, with in-app purchases available.

### Do Supervision JTI or Echo Time Voice Assistant have ads?

Neither Supervision JTI nor Echo Time Voice Assistant shows ads.

### Which is updated more often, Supervision JTI or Echo Time Voice Assistant?

Supervision JTI ships an update every 11 months, and Echo Time Voice Assistant every 4 days. Most recently, Supervision JTI was updated on October 25, 2026 and Echo Time Voice Assistant on October 28, 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.*