# PowerAssist™ vs Perkins® My Engine

The clearest difference is review sentiment: PowerAssist™ at 33% against Perkins® My Engine's 0%. PowerAssist™ also leads on rating (3.0 vs 2.6) and iOS requirement (13.0 vs 15.0). Perkins® My Engine's advantage is update cadence (every 2 months vs every 5 months). 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.

PowerAssist™ holds the better App Store score, 3.0 against 2.6. Both are backed by a comparable volume of ratings — 17 and 17 respectively. Written reviews point the same way: 33% of PowerAssist™'s written reviews are positive against 0% of Perkins® My Engine's.

PowerAssist™ ships an update every 5 months, Perkins® My Engine every 2 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PowerAssist™ | Perkins® My Engine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (17 ratings)](https://appshunter.io/ios/app/powerassist/id568415084/reviews)** | [2.6 (17 ratings)](https://appshunter.io/ios/app/perkins-my-engine/id1169115342/reviews) |
| Number of ratings | 17 | 17 |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 12 MB | 48 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Deere](https://appshunter.io/developer/411445733) | [Perkins Engines Company Limited](https://appshunter.io/developer/1037004578) |

## What reviewers say

### PowerAssist™

[App page](https://appshunter.io/ios/app/powerassist/id568415084)

Access detailed serial-specific engine information for John Deere equipment. Retrieve engine and aftertreatment details, software versions, manufacturing dates, and emissions certificates by entering the serial number.

**Highlights:** Serial number lookup, Engine and aftertreatment info, Software version details, Manufacturing date, Emissions certificates, Manuals and catalogs

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

**In-app purchases:** none


### Perkins® My Engine

[App page](https://appshunter.io/ios/app/perkins-my-engine/id1169115342)

Manage the maintenance and service of your Perkins engines with this free app. Receive timely reminders for service intervals, access essential manuals and parts lists, and track service history. Easily locate your nearest Perkins distributor for support and genuine parts.

**Highlights:** Engine serial number validation, Access engine build list and consumables, View Operating Maintenance Manuals (OMM), Service interval reminders, Service history tracking, Locate nearest Perkins distributor

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

**In-app purchases:** none


## Frequently asked questions

### Is PowerAssist™ free?

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

### Is Perkins® My Engine free?

Perkins® My Engine is free to download, with no in-app purchases.

### Which has better reviews, PowerAssist™ or Perkins® My Engine?

PowerAssist™ is rated higher. PowerAssist™ averages 3.0 out of 5 from 17 ratings, while Perkins® My Engine averages 2.6 from 17 ratings.

### Do PowerAssist™ or Perkins® My Engine have ads?

Neither PowerAssist™ nor Perkins® My Engine shows ads.

### Which is updated more often, PowerAssist™ or Perkins® My Engine?

PowerAssist™ ships an update every 5 months, and Perkins® My Engine every 2 months. Most recently, PowerAssist™ was updated on October 20, 2026 and Perkins® My Engine on October 24, 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.*