# MoodStack vs Tonic

The clearest difference is in-app purchases: Tonic at none against MoodStack's 11. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MoodStack sells 11 in-app purchases, starting at $3.99 per 7 days. Tonic asks for nothing beyond the download.

## The numbers

| Metric | MoodStack | Tonic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Freemium | — |
| Size | 15 MB | 18 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Martin Condet](https://appshunter.io/developer/1696467493) | [Gerard Andrew Ho Sum Casey](https://appshunter.io/developer/6789827527) |

## What reviewers say

### MoodStack

[App page](https://appshunter.io/ios/app/moodstack-supplement-truth/id6745878390)

This app analyzes supplements using AI to reveal their actual quality and effectiveness. It provides evidence-based recommendations for your health goals and audits your current supplement stack for potential issues and better alternatives.

**Highlights:** AI-powered supplement scanning, Quality score for products, Bioavailability and toxicity flags, Evidence-based symptom solver, Supplement stack auditing, Personalized alternative recommendations, Peptide library with sourced explainers

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $3.99 | per 7 days |
| Monthly Membership | $5.99 | per month |
| Weekly Membership | $9.99 | per 7 days |
| Monthly Membership | $9.99 | per month |
| MoodStack Pro — Yearly | $29.99 | per year |
| Yearly Membership | $47.99 | per year |
| Yearly Membership | $47.99 | per year |
| Yearly Membership | $49.90 | per year |
| Yearly Membership | $49.99 | per year |
| Yearly Membership | $69.99 | per year |
| Yearly Membership | $69.99 | per year |


### Tonic

[App page](https://appshunter.io/ios/app/tonic-supplement-science/id6789827525)

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

**In-app purchases:** none


## Frequently asked questions

### Is MoodStack free?

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

### Is Tonic free?

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

### Do MoodStack or Tonic have ads?

Neither MoodStack nor Tonic shows ads.

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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.*