# Cycle Sister vs SQUEE HIIT Interval Timer

The clearest difference is ads: SQUEE HIIT Interval Timer at none against Cycle Sister's shown. SQUEE HIIT Interval Timer also leads on update cadence (every 4 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Cycle Sister sells 2 in-app purchases, starting at $0.99 per month and SQUEE HIIT Interval Timer sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Cycle Sister ships an update every 2 months, SQUEE HIIT Interval Timer every 4 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cycle Sister | SQUEE HIIT Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 30 MB | 46 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [CloudSpirit Limited](https://appshunter.io/developer/816154234) | [Valerii Petrov](https://appshunter.io/developer/6787435955) |

## What reviewers say

### Cycle Sister

[App page](https://appshunter.io/ios/app/cycle-sister/id6777260058)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $9.99 | per year |


### SQUEE HIIT Interval Timer

[App page](https://appshunter.io/ios/app/squee-hiit-interval-timer/id6787435953)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fluffy Round Rug | $1.49 | one-time |
| Green Fit Mat | $1.49 | one-time |
| Pink Fit Mat | $1.49 | one-time |
| Moodboard | $1.99 | one-time |
| Posters | $1.99 | one-time |
| Pink Glow | $2.49 | one-time |
| Minimal Shelf | $2.99 | one-time |
| Monstera | $2.99 | one-time |
| Pink Power Ball | $3.49 | one-time |
| Soft Harvest | $3.49 | one-time |


## Frequently asked questions

### Is Cycle Sister free?

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

### Is SQUEE HIIT Interval Timer free?

SQUEE HIIT Interval Timer is free to download, with in-app purchases available.

### Do Cycle Sister or SQUEE HIIT Interval Timer have ads?

Cycle Sister shows ads; SQUEE HIIT Interval Timer does not.

### Which is updated more often, Cycle Sister or SQUEE HIIT Interval Timer?

Cycle Sister ships an update every 2 months, and SQUEE HIIT Interval Timer every 4 days. Most recently, Cycle Sister was updated on October 28, 2026 and SQUEE HIIT Interval Timer on October 24, 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.*