# Cali Studio vs Function Well

The clearest difference is review sentiment: Cali Studio at 100% against Function Well's 40%. Function Well's advantage is update cadence (every 3 weeks vs every 2 months) and device support (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cali Studio ships an update every 2 months, Function Well every 3 weeks. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Cali Studio | Function Well |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 70 MB | 85 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 9+ | 4+ |
| Developer | [Cali Studio](https://appshunter.io/developer/1542086766) | [Treshna Enterprises](https://appshunter.io/developer/959435261) |

## What reviewers say

### Cali Studio

[App page](https://appshunter.io/ios/app/cali-studio/id1542086524)

Manage your studio bookings and memberships effortlessly. Discover available classes, review past and upcoming sessions, monitor your progress, and set fitness goals. Access exclusive app-only deals on memberships and merchandise.

**Highlights:** Streamline booking process, Manage memberships, Navigate available classes, View past & future sessions, Track consistency, Set achievable goals, Exclusive app-only offers

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

**In-app purchases:** none


### Function Well

[App page](https://appshunter.io/ios/app/function-well/id6757414955)

Easily plan and book fitness classes and sessions around your schedule. Manage your membership, update your profile, and track workout progress. Receive important gym notifications directly to your device.

**Highlights:** View class timetable in real time, Book classes and sessions, Manage and change bookings, Update personal profile, Receive gym notifications, Track workout progression

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cali Studio free?

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

### Is Function Well free?

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

### Do Cali Studio or Function Well have ads?

Neither Cali Studio nor Function Well shows ads.

### Which is updated more often, Cali Studio or Function Well?

Cali Studio ships an update every 2 months, and Function Well every 3 weeks. Most recently, Cali Studio was updated on September 19, 2026 and Function Well on September 21, 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.*