# Constance vs Zen by Studio Coaching

The clearest difference is update cadence: Constance at every 5 days against Zen by Studio Coaching's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Constance sells 2 in-app purchases, starting at $1.99 per month and Zen by Studio Coaching sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Constance ships an update every 5 days, Zen by Studio Coaching every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | Constance | Zen by Studio Coaching |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 18 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hedi Minvielle-debat](https://appshunter.io/developer/6782643371) | [Studio Coaching](https://appshunter.io/developer/6788341910) |

## What reviewers say

### Constance

[App page](https://appshunter.io/ios/app/constance-nutrition-coach/id6782643369)

This AI-powered coach helps you achieve your health and fitness goals with personalized calorie and macro tracking. It adapts to your lifestyle, offering flexible plans and support to maintain consistency without guilt. Features include workout planning, recipe sharing, and community interaction.

**Highlights:** AI-powered calorie and macro tracking, Flexible meal logging (AI, photo, voice, scan), Adaptive daily targets, Personalized training plans and exercise library, Recipe creation and sharing, Community support and friend interaction, Apple Health integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Constance Essential | $1.99 | per month |
| Constance AI | $2.99 | per month |


### Zen by Studio Coaching

[App page](https://appshunter.io/ios/app/zen-by-studio-coaching/id6788341908)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Premium Mensuel | $8.99 | per month |
| Zen Premium Annuel | $49.99 | per year |


## Frequently asked questions

### Is Constance free?

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

### Is Zen by Studio Coaching free?

Zen by Studio Coaching is free to download, with in-app purchases available.

### Do Constance or Zen by Studio Coaching have ads?

Neither Constance nor Zen by Studio Coaching shows ads.

### Which is updated more often, Constance or Zen by Studio Coaching?

Constance ships an update every 5 days, and Zen by Studio Coaching every 2 weeks. Most recently, Constance was updated on November 5, 2026 and Zen by Studio Coaching on November 5, 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.*