# Tonic Weight Loss vs InStill Performance

The clearest difference is in-app purchases: Tonic Weight Loss at none against InStill Performance's 1. Tonic Weight Loss also leads on update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. InStill Performance sells 1 in-app purchase, starting at $250.00 per month. Tonic Weight Loss asks for nothing beyond the download.

Tonic Weight Loss ships an update monthly, InStill Performance every 2 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Tonic Weight Loss | InStill Performance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 47 MB | 53 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Harry Hedges](https://appshunter.io/developer/1727160611) | [Luke Still](https://appshunter.io/developer/1792220288) |

## What reviewers say

### Tonic Weight Loss

[App page](https://appshunter.io/ios/app/tonic-weight-loss/id6476566437)

**Features:** macOS Compatibility

**In-app purchases:** none


### InStill Performance

[App page](https://appshunter.io/ios/app/instill-performance/id6740918913)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Online Coaching | $250.00 | per month |


## Frequently asked questions

### Is Tonic Weight Loss free?

Tonic Weight Loss is free to download, with no in-app purchases.

### Is InStill Performance free?

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

### Do Tonic Weight Loss or InStill Performance have ads?

Neither Tonic Weight Loss nor InStill Performance shows ads.

### Which is updated more often, Tonic Weight Loss or InStill Performance?

Tonic Weight Loss ships an update monthly, and InStill Performance every 2 months. Most recently, Tonic Weight Loss was updated on October 7, 2026 and InStill Performance on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*