# rsLog vs OB Wheel

The clearest difference is in-app purchases: rsLog at none against OB Wheel's 2. OB Wheel's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OB Wheel sells 2 one-off in-app purchases. rsLog asks for nothing beyond the download.

rsLog ships an update every 2 months, OB Wheel every 4 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | rsLog | OB Wheel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (10 ratings)](https://appshunter.io/ios/app/ob-wheel/id6473123188/reviews)** |
| Number of ratings | — | **10** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 29 MB | 28 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Emmanuel Kuffour](https://appshunter.io/developer/1675240924) | [Berkay Gurcesme](https://appshunter.io/developer/1618081315) |

## What reviewers say

### rsLog

[App page](https://appshunter.io/ios/app/rslog/id6446381025)

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

**In-app purchases:** none


### OB Wheel

[App page](https://appshunter.io/ios/app/ob-wheel/id6473123188)

This app assists expectant mothers and healthcare professionals in tracking pregnancy with accurate due date calculations and weekly fetal development updates. It offers customizable features, health tips, and tools for clinicians to support patient care throughout the journey to delivery.

**Highlights:** Accurate due date calculation, Weekly fetal development tracker, Customizable reminders and tracking, Health tips and resources, Tools for healthcare professionals, Symptom and feeling logging

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ob Wheel lifetime ad-free | $3.99 | one-time |
| Unlimited Ad-free Ob wheel | $9.99 | one-time |


## Frequently asked questions

### Is rsLog free?

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

### Is OB Wheel free?

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

### Do rsLog or OB Wheel have ads?

Neither rsLog nor OB Wheel shows ads.

### Which is updated more often, rsLog or OB Wheel?

rsLog ships an update every 2 months, and OB Wheel every 4 days. Most recently, rsLog was updated on October 8, 2026 and OB Wheel on October 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.*