# The JDTCo. App vs AMSOIL

The clearest difference is review sentiment: The JDTCo. App at 100% against AMSOIL's 54%. The JDTCo. App also leads on rating (5.0 vs 4.3) and update cadence (weekly vs fortnightly). AMSOIL's advantage is ratings volume (321 vs 10). On price, ads, in-app purchases and monetization model there is nothing between them.

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

The JDTCo. App holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: AMSOIL has 321 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 100% of The JDTCo. App's written reviews are positive against 54% of AMSOIL's.

The JDTCo. App ships an update weekly, AMSOIL fortnightly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | The JDTCo. App | AMSOIL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/the-jdtco-app/id6464473898/reviews)** | [4.3 (321 ratings)](https://appshunter.io/ios/app/amsoil/id6748611692/reviews) |
| Number of ratings | 10 | **321** |
| Positive reviews | **100.0% of reviews** | 53.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | Free |
| Size | 449 MB | 33 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Morello](https://appshunter.io/developer/1706081922) | [AMSOIL](https://appshunter.io/developer/1826557400) |

## What reviewers say

### The JDTCo. App

[App page](https://appshunter.io/ios/app/the-jdtco-app/id6464473898)

Discover quality tools with an enhanced mobile shopping experience. Browse new visuals and organized product categories to find the best deals.

**Highlights:** New visuals, Improved product categorization, Find best deals, Quality tools, Mobile shopping experience

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### AMSOIL

[App page](https://appshunter.io/ios/app/amsoil/id6748611692)

Manage your vehicle maintenance and order premium synthetic oils. Track oil changes, set reminders, and get personalized product recommendations for all your vehicles. Shop and reorder with ease for your cars, motorcycles, ATVs, and more.

**Highlights:** Vehicle maintenance tracking, Personalized product recommendations, License plate & VIN scanner, Easy reordering of oils and filters, Maintenance reminders, Biometric login

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Excellent mileage
- 💡 Useful service record feature

**What reviewers complain about**

- 🐛 Login issues
- 🐛 Slow performance
- 🐛 Inability to print orders

**Reported bugs**

- Unable to log in through the app
- MyGarage information takes forever to load
- App crashes

**Requested features**

- Remove 'join now' pop-up for existing users
- Register app with META for better advertising


## Frequently asked questions

### Is The JDTCo. App free?

The JDTCo. App is free to download, with no in-app purchases.

### Is AMSOIL free?

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

### Which has better reviews, The JDTCo. App or AMSOIL?

The JDTCo. App is rated higher. The JDTCo. App averages 5.0 out of 5 from 10 ratings, while AMSOIL averages 4.3 from 321 ratings.

### Do The JDTCo. App or AMSOIL have ads?

Neither The JDTCo. App nor AMSOIL shows ads.

### Which is updated more often, The JDTCo. App or AMSOIL?

The JDTCo. App ships an update weekly, and AMSOIL fortnightly. Most recently, The JDTCo. App was updated on November 3, 2026 and AMSOIL on November 8, 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.*