# Mobile Tech RX vs DealerAddendums

The clearest difference is rating: Mobile Tech RX at 4.4 against DealerAddendums's 3.7. Mobile Tech RX also leads on ratings volume (205 vs 3). DealerAddendums's advantage is review sentiment (100% vs 74%). On price, update cadence, 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.

Mobile Tech RX holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: Mobile Tech RX has 205 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 74% of Mobile Tech RX's written reviews are positive against 100% of DealerAddendums's, so the app with the better star average is not the one people write more warmly about.

Mobile Tech RX ships an update every 2 weeks, DealerAddendums every 10 days. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mobile Tech RX | DealerAddendums |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (205 ratings)](https://appshunter.io/ios/app/mobile-tech-rx/id962620179/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/dealeraddendums/id1541568896/reviews) |
| Number of ratings | **205** | 3 |
| Positive reviews | 73.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 366 MB | 35 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mobi Tech International, LLC](https://appshunter.io/developer/962620178) | [DealerAddendums.com](https://appshunter.io/developer/1541568899) |

## What reviewers say

### Mobile Tech RX

[App page](https://appshunter.io/ios/app/mobile-tech-rx/id962620179)

Streamline your auto reconditioning business with this app. Create digital estimates and professional invoices, manage pricing, and track vehicles. Automate customer communication and gain business insights to grow your services.

**Highlights:** Digital estimating technology, Professional digital invoices, Customizable pricing, VIN scanner, Interactive vehicle diagrams, Automated customer texts, Business analytics

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface and intuitive design
- 💰 Increases revenue and profitability
- 📊 Professional-looking estimates and invoices
- 🤝 Excellent customer service and support team
- ⏱️ Saves time on billing and estimates

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 💸 Significant price increases over time
- 🔧 Missing features after recent updates
- ⚠️ Data loss when app crashes
- 🚫 Account creation issues

**Reported bugs**

- App crashes when adding vehicles to invoices
- Freezing when creating new clients
- VIN scanning causes crashes
- Account creation stuck on login page
- Auto-texting sends incorrect date/time

**Requested features**

- VIN capture feature for all vehicle types
- Updated R&I (Remove and Install) times database
- Mac App Store invoice creation capability
- Quick client information modification shortcuts
- Improved search bar reliability


### DealerAddendums

[App page](https://appshunter.io/ios/app/dealeraddendums/id1541568896)

This app allows remote users to create, manage, and print standard-sized new vehicle addendums for dealerships. It syncs with a DealerAddendums.com account for seamless workflow management.

**Highlights:** Remote addendum creation, Addendum management, Print standard addendums, Syncs with DealerAddendums.com account, Designed for dealerships

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Tech RX free?

Mobile Tech RX is free to download, with no in-app purchases.

### Is DealerAddendums free?

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

### Which has better reviews, Mobile Tech RX or DealerAddendums?

Mobile Tech RX is rated higher. Mobile Tech RX averages 4.4 out of 5 from 205 ratings, while DealerAddendums averages 3.7 from 3 ratings.

### Do Mobile Tech RX or DealerAddendums have ads?

Neither Mobile Tech RX nor DealerAddendums shows ads.

### Which is updated more often, Mobile Tech RX or DealerAddendums?

Mobile Tech RX ships an update every 2 weeks, and DealerAddendums every 10 days. Most recently, Mobile Tech RX was updated on October 20, 2026 and DealerAddendums on October 6, 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.*