# SigmApp vs Zero Smoke

The clearest difference is update cadence: SigmApp at every 4 days against Zero Smoke's every 6 months. SigmApp also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SigmApp sells 2 in-app purchases, starting at $0.99 per month and Zero Smoke sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

SigmApp ships an update every 4 days, Zero Smoke every 6 months. The most recent releases landed on June 4, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SigmApp | Zero Smoke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sigmapp/id6698897912/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 months |
| Monetization | Freemium | — |
| Size | 30 MB | 52 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Efrem Ant](https://appshunter.io/developer/1769432200) | [MARIO PETROV USHEV](https://appshunter.io/developer/1802892824) |

## What reviewers say

### SigmApp

[App page](https://appshunter.io/ios/app/sigmapp/id6698897912)

This app helps you achieve personal growth in career, mental well-being, and sports. Set and track goals, break them down into manageable tasks, and stay motivated with a gamified experience. Earn points, level up, and visualize your progress on an exciting journey.

**Highlights:** Goal setting and tracking, Task breakdown, Gamification system, Progress visualization, Career development, Mental resilience, Physical fitness

**Features:** macOS Compatibility

**In-app purchases (2)**

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


### Zero Smoke

[App page](https://appshunter.io/ios/app/zero-smoke/id6743452857)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| Annual Plan | $34.99 | per year |


## Frequently asked questions

### Is SigmApp free?

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

### Is Zero Smoke free?

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

### Do SigmApp or Zero Smoke have ads?

Neither SigmApp nor Zero Smoke shows ads.

### Which is updated more often, SigmApp or Zero Smoke?

SigmApp ships an update every 4 days, and Zero Smoke every 6 months. Most recently, SigmApp was updated on June 4, 2026 and Zero Smoke on September 18, 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.*