Wheels Speed Calculator vs Cartomizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wheels Speed Calculator
Calculate the error in your speedometer when using tires of different dimensions than recommended by the manufacturer. It helps you find tire sizes that minimize speedometer inaccuracies for your vehicle.
- Calculate speedometer error
- Check speed differences with different tire sizes
- Select tire sizes from R4/80/25 to R26/460/100
- Find tire sizes for minimum speedometer error
- Suggests 100 tire sizes for smallest error
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wheels speed calculator will allow you to check speedometer error and speed differences if you use different dimensions tires on your vehicle than manufacturer recommends. Tires size could be selected from R4/80/25 to R26/460/100. You may also check what sizes tires would make minimum error for speedometer if you decide to use not manufacturer recommend wheel diameter. App will tell you one hundred tires sizes that would make smallest error to speedometer. NOTE: this app only calculates speedometer error. It does NOT suggests that you should use wheels or tires that are not recommended by manufacturer of vehicle.
Cartomizer
Visualize aftermarket wheels on your car before purchasing. This app uses AI to automatically detect and replace your current wheels with new ones, eliminating manual adjustments and camera angle concerns. Simply upload a photo of your car and try out different wheel styles.
- AI wheel detection and replacement
- Visualize wheels on your own car
- Automatic wheel adjustment
- No manual effort required
- Try different wheel styles
- Upload car photos
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Have you ever found yourself wondering which wheels look best on your ride? Looking to purchase a set of aftermarket wheels to set you apart from the rest but can't really decide? With Cartomizer you now have a fast and easy way to view wheels on your own ride before you buy them. Cartomizer uses artificial intelligence to detect your wheels and replace them automatically for you! No more manually adjusting wheels or any other kind of effort on your part. You don't even have to worry about the camera angle anymore - Just make sure the wheels are fully visible and we will take care of the rest. It’s this simple: 1. Take or upload a photo of your ride 2. Try different wheels and choose the wheels that look best on your ride 3. Contact us to get an offer
Screenshots
Verdict
The clearest difference is review sentiment: Cartomizer at 86% against Wheels Speed Calculator's 0%. Cartomizer also leads on rating (4.6 vs 1.0) and ads (none vs shown). Wheels Speed Calculator's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 15.6). On price and device support 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. Cartomizer sells 1 one-off in-app purchase. Wheels Speed Calculator asks for nothing beyond the download.
Cartomizer holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Cartomizer has 522 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Wheels Speed Calculator's written reviews are positive against 86% of Cartomizer's.
Wheels Speed Calculator ships an update every 6 months, Cartomizer every 3 months. The most recent releases landed on October 8, 2026 and October 27, 2026 respectively.
| Parameter | Wheels Speed Calculator | Cartomizer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.6 (522 ratings) — better |
| Positive reviews | 0.0% of reviews | 86.5% of reviews — better |
| Number of ratings | 1 | 522 — better |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 44 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Liutauras Stravinskas | Ron Levy |
Customer experience
Wheels Speed Calculator
Cartomizer
Bugs and requests
Wheels Speed Calculator
Not enough reviews yet to summarise bugs or requests.
Cartomizer
Reported bugs
2 issues- Requires paid unlock to add custom wheels
- Paid unlock only allows one custom wheel upload
Requested features
4 requests- Add more wheel options
- Allow changing car color
- Improve depth perception of wheels
- Save custom wheel selections
In-app purchases
Wheels Speed Calculator
No in-app purchases
Cartomizer
- Add one wheel$0.99
Questions
Is Wheels Speed Calculator free?
Is Cartomizer free?
Which has better reviews, Wheels Speed Calculator or Cartomizer?
Do Wheels Speed Calculator or Cartomizer have ads?
Which is updated more often, Wheels Speed Calculator or Cartomizer?
Other comparisons
