# Diagnostar vs SmokeCounter

The clearest difference is in-app purchases: Diagnostar at none against SmokeCounter's 1. Diagnostar also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 7 months). On price and device support there is nothing between them.

Both are free to download. SmokeCounter sells 1 one-off in-app purchase. Diagnostar asks for nothing beyond the download.

Diagnostar ships an update every 5 weeks, SmokeCounter every 7 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Diagnostar | SmokeCounter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 7 months |
| Size | 28 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [DIAGNOSTAR HEALTH LIMITED](https://appshunter.io/developer/1659199374) | [Ugur Kadir Karahan](https://appshunter.io/developer/1812752388) |

## What reviewers say

### Diagnostar

[App page](https://appshunter.io/ios/app/diagnostar/id1659199372)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmokeCounter

[App page](https://appshunter.io/ios/app/smokecounter-smoking-tracker/id6746661200)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Cigarette | $8.99 | one-time |


## Frequently asked questions

### Is Diagnostar free?

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

### Is SmokeCounter free?

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

### Do Diagnostar or SmokeCounter have ads?

SmokeCounter shows ads; Diagnostar does not.

### Which is updated more often, Diagnostar or SmokeCounter?

Diagnostar ships an update every 5 weeks, and SmokeCounter every 7 months. Most recently, Diagnostar was updated on November 3, 2026 and SmokeCounter on November 8, 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.*