Comparison

Speedometer vs Black Box Dyno

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Speedometer

This app provides an accurate digital speedometer, distance meter, and odometer. It tracks speed and distance for various activities like driving, cycling, and walking, offering real-time stats and trip history. It also includes HUD functionality and Apple Watch support.

Highlights
  • Accurate digital speedometer
  • Distance and odometer tracking
  • Supports various activities
  • HUD mode
  • Apple Watch compatibility
  • Trip statistics recording
Features
Read full description

Speedometer tracker is the most accurate, high precision and intuitive digital speed tracker which includes a distance meter, odometer and speedometer functions for cars, bikes, unicycles and beyond! Even activities such as walking, running or even skiing can be measured in several different velocity scales. It doesn't matter whether you are moving in reverse or just plain old forward you still get the most accurate speed and distance traveled in your desired scale. This is the easiest and most intuitive speedometer app and the best bike and car speed tracker you can find on the app store. Use it on your iPhone or Apple watch while training and get audio feedback about your movement speed. - Light and fast app for optimizing battery life - Record the max speed of your total trip - Easily switch to any scale from kph to mph - Displays average and maximum movement speed as well as trip time - Easy to use - Attractive and simple user interface design - Get all your stats in one place. - Also available for apple watch - Privacy Policy: https://pocketninja.dev/pp/ - Terms Of Use: https://pocketninja.dev/tos/

About

Black Box Dyno

This application analyzes minibike performance when used with compatible hardware. It displays real-time speed and engine RPM, and provides detailed post-run data on gearing, horsepower, torque, and top speed. It's ideal for tuning modifications or settling friendly performance debates.

Highlights
  • Speedometer
  • Tachometer
  • Gearing analysis
  • Horsepower tracking
  • Torque measurement
  • Top speed recording
Features
Read full description

Black Box Dyno, when paired with the associated hardware, brings minibike performance analysis to the palm of your hand. The app features a speedometer and tachometer, as well as post-run review of gearing, horsepower, torque, top speed and more. This is an essential tool for those who want to see how their bike modifications change performance or for anyone who needs to prove to friends their bike is better. Order the hardware at blackboxdyno.com.

Screenshots

Speedometer4 screens
Black Box Dyno3 screens

Verdict

The call

The clearest difference is rating: Black Box Dyno at 5.0 against Speedometer's 4.3. Black Box Dyno also leads on in-app purchases (none vs 7) and iOS requirement (14.0 vs 16.0). Speedometer's advantage is ratings volume (3K vs 3). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Speedometer sells 7 in-app purchases, starting at $3.99 per month. Black Box Dyno asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Black Box Dyno holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Speedometer has 3K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on September 26, 2026 and September 6, 2026 respectively.

Scorecard5 real differences · 5 level
Speedometer versus Black Box Dyno: the parameters behind the verdict, then further details
ParameterSpeedometerBlack Box Dyno
PriceFreeFree
Rating4.3 (3K ratings)5.0 (3 ratings) — better
Positive reviews23.0% of reviews—
Number of ratings3K — better3
Update frequencyEvery 5 weeksEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS16.014.0 — better
Further details — not scored
Size64 MB23 MB
Age rating12+4+
DeveloperPOKET APPS, OOOLexi Wozniak

Customer experience

Speedometer

All ratings2,984 ratings
Positive81.5%
Neutral4.5%
Negative14.0%
Written reviews113 reviews
Positive23.0%
Neutral5.3%
Negative71.7%

Black Box Dyno

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Speedometer

Reported bugs

3 issues
  • App crashes when trying to display recorded tracks
  • Speed readings freeze or stop working
  • Compatibility issues with newer OS versions

Requested features

4 requests
  • Option to remove ads
  • Ability to change speed units
  • Higher refresh rate on Apple Watch
  • Offline functionality

Black Box Dyno

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Speedometer

Subscriptions6
  • Monthly Premium Sale3 Days trial$3.991 Month
  • Weekly Premium Sale3 Days trial$5.997 Days
  • Weekly Premium Access$7.997 Days
Show 3 more
  • Monthly Premium3 Days trial$9.991 Month
  • Weekly Premium3 Days trial$9.997 Days
  • Annual Premium3 Days trial$49.991 Year
One-time1
  • Lifetime Premium$89.99
None

Black Box Dyno

No in-app purchases

Questions

Is Speedometer free?
Speedometer is free to download, with in-app purchases available.
Is Black Box Dyno free?
Black Box Dyno is free to download, with no in-app purchases.
Which has better reviews, Speedometer or Black Box Dyno?
Black Box Dyno is rated higher. Speedometer averages 4.3 out of 5 from 3K ratings, while Black Box Dyno averages 5.0 from 3 ratings.
Do Speedometer or Black Box Dyno have ads?
Neither Speedometer nor Black Box Dyno shows ads.
Which is updated more often, Speedometer or Black Box Dyno?
Speedometer ships an update every 5 weeks, and Black Box Dyno every 5 weeks. Most recently, Speedometer was updated on September 26, 2026 and Black Box Dyno on September 6, 2026.

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