# AutoDo vs Scent Master Pro

The clearest difference is review sentiment: Scent Master Pro at 100% against AutoDo's 0%. Scent Master Pro also leads on rating (3.7 vs 1.0). AutoDo's advantage is update cadence (weekly vs fortnightly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scent Master Pro holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews point the same way: 0% of AutoDo's written reviews are positive against 100% of Scent Master Pro's.

AutoDo ships an update weekly, Scent Master Pro fortnightly. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | AutoDo | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (4 ratings)](https://appshunter.io/ios/app/autodo/id6450697783/reviews) | **[3.7 (7 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | 4 | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | Free |
| Size | 25 MB | 180 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Auto-link World Information Technology Co.,Ltd](https://appshunter.io/developer/960940202) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### AutoDo

[App page](https://appshunter.io/ios/app/autodo/id6450697783)

Connect your phone to your smart car cockpit for seamless integration. Monitor your vehicle's status and analyze your driving trips. Currently supports select car models.

**Highlights:** Smartphone to smart cockpit connectivity, View vehicle status, Analyze vehicle trips, Supports select car models

**Features:** macOS Compatibility

**In-app purchases:** none


### Scent Master Pro

[App page](https://appshunter.io/ios/app/scent-master-pro/id6499073832)

This intelligent fragrance management app allows real-time monitoring and remote control of connected devices. Users can customize working modes, set schedules, and track oil levels for a seamless experience.

**Highlights:** Remote device control, Custom working modes, Real-time oil level monitoring, Intelligent usage calibration, Device sharing management, Scheduled operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AutoDo free?

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

### Is Scent Master Pro free?

Scent Master Pro is free to download, with no in-app purchases.

### Which has better reviews, AutoDo or Scent Master Pro?

Scent Master Pro is rated higher. AutoDo averages 1.0 out of 5 from 4 ratings, while Scent Master Pro averages 3.7 from 7 ratings.

### Do AutoDo or Scent Master Pro have ads?

Neither AutoDo nor Scent Master Pro shows ads.

### Which is updated more often, AutoDo or Scent Master Pro?

AutoDo ships an update weekly, and Scent Master Pro fortnightly. Most recently, AutoDo was updated on October 10, 2026 and Scent Master Pro on October 20, 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.*