# Sum Puff vs Cognifi

The clearest difference is in-app purchases: Cognifi at none against Sum Puff's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sum Puff sells 10 in-app purchases, starting at $3.99 per month. Cognifi asks for nothing beyond the download.

Sum Puff ships an update every 8 days, Cognifi weekly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sum Puff | Cognifi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (517 ratings)](https://appshunter.io/ios/app/sum-puff-quit-smoking-tracker/id6503664647/reviews)** | — |
| Number of ratings | **517** | — |
| Positive reviews | 8.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Freemium | — |
| Size | 129 MB | 66 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kaml Abdel-Kader](https://appshunter.io/developer/1682288427) | [Kevin Francis Jameson](https://appshunter.io/developer/1829978565) |

## What reviewers say

### Sum Puff

[App page](https://appshunter.io/ios/app/sum-puff-quit-smoking-tracker/id6503664647)

This app automatically tracks every cigarette puff, providing daily insights into your smoking patterns and nicotine intake. It helps you create a personalized quit plan, compare your progress over time, and offers achievements to motivate you. Monitor your health improvements as you work towards quitting.

**Highlights:** Automatic puff tracking, Daily smoking insights, Custom quit plan, Progress comparison, Achievements and streaks, Health recovery tracking

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sum Puff Premium Monthly | $3.99 | per month |
| Sum Puff Premium Monthly | $4.99 | per month |
| Sum Puff Premium Weekly | $4.99 | per 7 days |
| Sum Puff Premium Weekly | $4.99 | per 7 days |
| Sum Puff Premium Weekly | $6.99 | per 7 days |
| Sum Puff Premium Weekly | $7.99 | per 7 days |
| Sum Puff Premium Monthly | $9.99 | per month |
| Sum Puff Premium Weekly | $9.99 | per 7 days |
| Sum Puff Premium Yearly | $29.99 | per year |
| Sum Puff Premium Yearly | $39.99 | per year |

**What reviewers like**

- 👍 User friendly
- 🚀 Helpful for tracking vaping habits

**What reviewers complain about**

- 💰 Paywall to access full features
- 🐛 Inaccurate puff tracking
- 🤔 Contradictory to goal of saving money
- 📋 Hard to set up

**Reported bugs**

- Puff counts resetting unexpectedly
- Sync issues across devices

**Requested features**

- Free version with limited features
- Improved puff tracking accuracy


### Cognifi

[App page](https://appshunter.io/ios/app/cognifi/id6749321787)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sum Puff free?

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

### Is Cognifi free?

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

### Do Sum Puff or Cognifi have ads?

Neither Sum Puff nor Cognifi shows ads.

### Which is updated more often, Sum Puff or Cognifi?

Sum Puff ships an update every 8 days, and Cognifi weekly. Most recently, Sum Puff was updated on October 30, 2026 and Cognifi on October 28, 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.*