# Quit Smoking App vs CalmShift

The clearest difference is update cadence: CalmShift at every 2 days against Quit Smoking App's every 2 months. CalmShift also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Quit Smoking App sells 2 in-app purchases, starting at $7.99 per 7 days and CalmShift sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Quit Smoking App ships an update every 2 months, CalmShift every 2 days. The most recent releases landed on October 28, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Quit Smoking App | CalmShift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 12 MB | 81 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Kaan Yildiz](https://appshunter.io/developer/1473960483) | [TURGUT SONMEZ](https://appshunter.io/developer/1717266296) |

## What reviewers say

### Quit Smoking App

[App page](https://appshunter.io/ios/app/quit-smoking-app-quitto/id6759294595)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quitto Weekly | $7.99 | per 7 days |
| Quitto Yearly | $49.99 | per year |


### CalmShift

[App page](https://appshunter.io/ios/app/calmshift-stop-vaping-tracker/id6760598412)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $12.99 | per month |


## Frequently asked questions

### Is Quit Smoking App free?

Quit Smoking App is free to download, with in-app purchases available.

### Is CalmShift free?

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

### Do Quit Smoking App or CalmShift have ads?

Neither Quit Smoking App nor CalmShift shows ads.

### Which is updated more often, Quit Smoking App or CalmShift?

Quit Smoking App ships an update every 2 months, and CalmShift every 2 days. Most recently, Quit Smoking App was updated on October 28, 2026 and CalmShift 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.*