# OB vs Simple Drink Log

The clearest difference is review sentiment: Simple Drink Log at 100% against OB's 50%. Simple Drink Log also leads on iOS requirement (14.0 vs 16.0). OB's advantage is price (Free vs $9.99) and ads (none vs shown). On in-app purchases, monetization model and device support there is nothing between them.

OB is free to download; Simple Drink Log costs $9.99 up front. OB sells 1 in-app purchase, starting at $2.99 per month and Simple Drink Log sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

OB ships an update every 2 weeks, Simple Drink Log every 2 months. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OB | Simple Drink Log |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 78 MB | 39 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [KBOY, LLC.](https://appshunter.io/developer/1121544040) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### OB

[App page](https://appshunter.io/ios/app/ob-1/id1666271955)

Track your progress in sobriety or no-fap challenges with this dedicated application. It offers tools to help you stay committed to your goals and maintain your abstinence.

**Highlights:** Abstinence tracking, Sobriety support, No-fap challenge tools, Progress monitoring, Commitment tools

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OB-1 PRO | $2.99 | per month |


### Simple Drink Log

[App page](https://appshunter.io/ios/app/simple-drink-log/id1668237986)

Easily log your alcohol consumption, including drink type, volume, and alcohol content. Track your intake over time with weekly, monthly, and yearly charts to understand your drinking habits and identify potential overconsumption.

**Highlights:** Record drinks, volume, and alcohol content, Calculate pure alcohol consumed, View weekly, monthly, and yearly consumption charts, Add past records via calendar, Register favorite drinks for quick logging, No login required

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Support Developer | $0.99 | one-time |
| Remove ads | $24.99 | one-time |


## Frequently asked questions

### Is OB free?

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

### Is Simple Drink Log free?

Simple Drink Log costs $9.99, and also offers in-app purchases.

### Do OB or Simple Drink Log have ads?

Simple Drink Log shows ads; OB does not.

### Which is updated more often, OB or Simple Drink Log?

OB ships an update every 2 weeks, and Simple Drink Log every 2 months. Most recently, OB was updated on October 11, 2026 and Simple Drink Log on October 3, 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.*