# Car oil change tracker vs Pool OS

The clearest difference is rating: Pool OS at 5.0 against Car oil change tracker's 1.0. Car oil change tracker's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 2 weeks). On price, ratings volume and ads there is nothing between them.

Both are free to download. Pool OS sells 2 in-app purchases, starting at $8.99 per month. Car oil change tracker asks for nothing beyond the download.

Pool OS holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Car oil change tracker ships an update every 4 days, Pool OS every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Car oil change tracker | Pool OS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/car-oil-change-tracker/id6749332409/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pool-os/id6762061986/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 8 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FatimaH Deeb](https://appshunter.io/developer/1830037399) | [Chad Baugh](https://appshunter.io/developer/1892705205) |

## What reviewers say

### Car oil change tracker

[App page](https://appshunter.io/ios/app/car-oil-change-tracker/id6749332409)

Easily manage your vehicle's oil changes and maintenance schedules. Set custom reminders based on time or mileage to ensure your car stays in top condition. Track service history and log kilometers for all your vehicles in one place.

**Highlights:** Manage multiple vehicles, Custom oil change reminders, Log kilometers driven, Track service history, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool OS

[App page](https://appshunter.io/ios/app/pool-os/id6762061986)

This app offers modern, intuitive control for pool systems, focusing on speed, reliability, and ease of use for pool owners. It provides real-time weather alerts and advanced features like heat pump protection.

**Highlights:** Fast, responsive pool equipment control, Intuitive interface for pool owners, Real-time severe weather notifications, Automatic heat pump protection, Full control of Pentair systems, Local network connection

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PoolOS Premium (Monthly) | $8.99 | per month |
| PoolOS Premium (Annual) | $89.99 | per year |


## Frequently asked questions

### Is Car oil change tracker free?

Car oil change tracker is free to download, with no in-app purchases.

### Is Pool OS free?

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

### Which has better reviews, Car oil change tracker or Pool OS?

Pool OS is rated higher. Car oil change tracker averages 1.0 out of 5 from 1 ratings, while Pool OS averages 5.0 from 1 ratings.

### Do Car oil change tracker or Pool OS have ads?

Neither Car oil change tracker nor Pool OS shows ads.

### Which is updated more often, Car oil change tracker or Pool OS?

Car oil change tracker ships an update every 4 days, and Pool OS every 2 weeks. Most recently, Car oil change tracker was updated on October 30, 2026 and Pool OS on October 31, 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.*