SHv4 Calculator vs Visual Guidance
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SHv4 Calculator
Calculate your vehicle's speedometer error and get setup instructions for a SpeedoHealer module. This free, ad-free tool helps correct inaccurate speed and odometer readings on most motorcycles and some cars. It offers troubleshooting information and is compatible with non-cable driven speedometers.
- Calculate speedometer error
- Generate SpeedoHealer v4 setup instructions
- Access troubleshooting information
- Ad-free experience
- Offline functionality
- Compatible with most motorcycles and cars
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Use this free application to calculate the speedometer error of your vehicle and generate setup instructions for your SpeedoHealer v4 module. You can also access troubleshooting information. After installation, it does not use internet connection, it's Ad-free. On most modern motorcycles, with factory speedometer error being as high as 10%, even a modest sprocket gearing change can have the speedometer off by 15%. The sprocket change will also cause higher odometer reading, creating a negative resale factor for no valid reason. The SpeedoHealer is an inexpensive, convenient and very simple way to fix your speedo and odo. Compatible with all motorcycles with non cable driven speedometer. Plug 'n go SH kits are available for selected Harley, Honda, Hyosung, Buell, Ducati, Kawasaki, KTM, Suzuki, Triumph and Yamaha motorcycles. The SpeedoHealer can also be installed on cars which have a 2- or 3-wire speed sensor. Please check out our website for other cool and useful products for your motorcycle.
Visual Guidance
Displays basic navigation and sensor attitude data from the IMSAR suite of sensors. Users must agree to the IMSAR LLC End User License Agreement to install and use the application.
- Basic navigation display
- Sensor attitude information
- IMSAR sensor integration
- License agreement required
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For the display of basic navigation and sensor attitude information from the IMSAR suite of sensors. The installation and use of this app are governed by the terms of the IMSAR LLC End User License Agreement (“EULA”) available at the following link: https://www.imsar.com/index.php/eula/ . By installing or otherwise using this app, you agree to be bound by the terms of that agreement.
Screenshots
Verdict
The clearest difference is update cadence: SHv4 Calculator at every 3 months against Visual Guidance's every 14 months. On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 5.0 for SHv4 Calculator against 5.0 for Visual Guidance. Both are backed by a comparable volume of ratings — 4 and 5 respectively.
SHv4 Calculator ships an update every 3 months, Visual Guidance every 14 months. Both last shipped on October 24, 2026.
| Parameter | SHv4 Calculator | Visual Guidance |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (5 ratings) |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 4 | 5 — better |
| Update frequency | Every 3 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 1 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | HealTech Electronics Ltd. | IMSAR LLC |
Customer experience
SHv4 Calculator
Visual Guidance
In-app purchases
SHv4 Calculator
No in-app purchases
Visual Guidance
No in-app purchases
Questions
Is SHv4 Calculator free?
Is Visual Guidance free?
Which has better reviews, SHv4 Calculator or Visual Guidance?
Do SHv4 Calculator or Visual Guidance have ads?
Which is updated more often, SHv4 Calculator or Visual Guidance?
Other comparisons
