# TD MASTER CLASS vs Lisa Safe

TD MASTER CLASS and Lisa Safe are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. TD MASTER CLASS sells 1 in-app purchase, starting at $999.00 per year and Lisa Safe sells 8 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

TD MASTER CLASS ships an update every 6 weeks, Lisa Safe monthly. The most recent releases landed on February 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | TD MASTER CLASS | Lisa Safe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lisa-safe/id6504840087/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | — | Subscription |
| Size | 72 MB | 119 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | +17 |
| Developer | [AH MEDTECH SAS](https://appshunter.io/developer/1695655295) | [SYNAPS AI SAS](https://appshunter.io/developer/1710831235) |

## What reviewers say

### TD MASTER CLASS

[App page](https://appshunter.io/ios/app/td-master-class/id6450908485)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $999.00 | per year |


### Lisa Safe

[App page](https://appshunter.io/ios/app/lisa-safe/id6504840087)

This medical assistant uses AI to provide personalized recommendations for liposuction and body contouring surgeries. It analyzes clinical evidence and patient factors to optimize procedures for enhanced safety and effectiveness. Designed for healthcare professionals, it integrates seamlessly into surgical workflows.

**Highlights:** AI-driven surgical recommendations, Personalized patient assessments, Optimizes liposuction procedures, Enhances surgical safety and effectiveness, Integrates into clinical workflows, User-friendly interface

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lisa Safe | $19.99 | per month |
| Lisa Safe | $24.99 | per month |
| Lisa Safe | $24.99 | per month |
| Lisa Safe | $29.99 | per month |
| Lisa Safe | $143.99 | per year |
| Lisa Safe | $249.99 | per year |
| Lisa Safe | $249.99 | per year |
| Lisa Safe | $299.99 | per year |


## Frequently asked questions

### Is TD MASTER CLASS free?

TD MASTER CLASS is free to download, with in-app purchases available.

### Is Lisa Safe free?

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

### Do TD MASTER CLASS or Lisa Safe have ads?

Neither TD MASTER CLASS nor Lisa Safe shows ads.

### Which is updated more often, TD MASTER CLASS or Lisa Safe?

TD MASTER CLASS ships an update every 6 weeks, and Lisa Safe monthly. Most recently, TD MASTER CLASS was updated on February 20, 2026 and Lisa Safe on September 19, 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.*