HD Mobile (CanDo) vs First
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HD Mobile (CanDo)
Transform your iOS device into a powerful diagnostic tool for class 4-8 vehicles. Perform DPF resets and regens, and scan OBDII codes to avoid costly repairs and roadside assistance.
- DPF reset and regen
- Class 4-8 code scanner
- OBDII compatibility
- Vehicle diagnostic tool
- iOS device integration
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Say Never Again to getting stuck in limp mode – or worse – stranded on the side of the road, just because you need a DPF reset or regen! With the HD Mobile, you can rest assured that you will never have to pull over, in the middle of nowhere, for a supposed driveability issue while having to trust a repair facility with “what’s wrong” with your prized investment. Not only is the tow expensive, so could be the hidden repair charges! Introducing the HD Mobile! Transform your iOS Smart Device into a powerful class 4-8 code scanner. With DPF Reset/Regen capabilities! And it also works on OBDII.
First
Connect your mobile device to a commercial vehicle's diagnostic port to monitor its health status. Understand fault codes, view vehicle specifications, and track trip data to improve uptime and aid in service and repair.
- Connect to vehicle diagnostic port
- Monitor vehicle health status
- View active and inactive fault codes
- Display vehicle specifications (VIN, ECU info)
- Track trip data (fuel, miles, speed, hours)
- Generate and share vehicle reports
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NEXIQ First-Link™ is an application that provides important features to the drivers and service technicians of commercial vehicles and equipment. These features help the driver connect the mobile device to the diagnostic port; they also monitor the vehicle's health status and increase the vehicle's uptime. If a Check Engine Light is illuminated, the application assists the driver to understand the cause so that he can seek assistance (i.e., service and repair), if needed. Service technicians can utilize the information gathered by the application to aid in vehicle service and repair. Features include: • Faults – Active and Inactive fault codes present at the time of connection are displayed. • Vehicle Specs – Vehicle information including VIN, ECU software and hardware information is displayed. • Life / Trip – Displays trip-specific information related to fuel usage, miles, maximum speed, cruise control speed, hours of operation, etc. • Parameters – Displays parameters specific to the modules on the vehicle (e.g., engine, transmission, etc.) • Report – Generates a session-specific report containing vehicle information (i.e., faults, vehicle specs, parameters, and life/trip information); can be uploaded to the cloud, emailed, etc. • Sharing - Enables the driver to share vehicle information gathered to dispatch, service providers, etc. • OnCommand® Support - Optional feature to allow users to upload health reports to the OnCommand® servers. • Blue-Link Mini firmware update to v1.09, if the adapter has older firmware.
Screenshots
Verdict
The clearest difference is rating: HD Mobile (CanDo) at 3.3 against First's 2.3. HD Mobile (CanDo) also leads on review sentiment (33% vs 17%) and update cadence (every 2 months vs every 5 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HD Mobile (CanDo) holds the better App Store score, 3.3 against 2.3. Both are backed by a comparable volume of ratings — 35 and 16 respectively. Written reviews point the same way: 33% of HD Mobile (CanDo)'s written reviews are positive against 17% of First's.
HD Mobile (CanDo) ships an update every 2 months, First every 5 months. The most recent releases landed on September 18, 2026 and September 25, 2026 respectively.
| Parameter | HD Mobile (CanDo) | First |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (35 ratings) — better | 2.3 (16 ratings) |
| Positive reviews | 33.3% of reviews — better | 16.7% of reviews |
| Number of ratings | 35 — better | 16 |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.3 — better | 11.0 |
| Further details — not scored | ||
| Size | 27 MB | 128 MB |
| Age rating | 4+ | 4+ |
| Developer | Cando International Inc. | Snap-on Inc. |
Customer experience
HD Mobile (CanDo)
First
In-app purchases
HD Mobile (CanDo)
No in-app purchases
First
No in-app purchases
Questions
Is HD Mobile (CanDo) free?
Is First free?
Which has better reviews, HD Mobile (CanDo) or First?
Do HD Mobile (CanDo) or First have ads?
Which is updated more often, HD Mobile (CanDo) or First?
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