# LOST Cycle vs Circle Studio

The clearest difference is ads: Circle Studio at none against LOST Cycle's shown. LOST Cycle's advantage is update cadence (monthly vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

LOST Cycle ships an update monthly, Circle Studio every 7 months. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LOST Cycle | Circle Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Ad-supported | — |
| Size | 37 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Lost Cycle Inc.](https://appshunter.io/developer/1696015120) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### LOST Cycle

[App page](https://appshunter.io/ios/app/lost-cycle/id6450970547)

Easily book fitness classes, track your attendance, and manage guest passes. Access instructor playlists directly within the app for an enhanced workout experience.

**Highlights:** Book fitness classes, Track class count, Bring a guest, Access instructor playlists, Smooth booking experience

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Circle Studio

[App page](https://appshunter.io/ios/app/circle-studio/id6756500925)

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

**In-app purchases:** none


## Frequently asked questions

### Is LOST Cycle free?

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

### Is Circle Studio free?

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

### Do LOST Cycle or Circle Studio have ads?

LOST Cycle shows ads; Circle Studio does not.

### Which is updated more often, LOST Cycle or Circle Studio?

LOST Cycle ships an update monthly, and Circle Studio every 7 months. Most recently, LOST Cycle was updated on September 24, 2026 and Circle Studio 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.*