Comparison

HIIT Interval Timer vs Jidensha

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

Head to head
About

HIIT Interval Timer

This app provides a flexible interval timer for high-intensity training. Customize workout cycles, rest periods, and receive color, voice, and sound navigation cues. It runs in the background and offers a built-in music player.

Highlights
  • Customizable interval and rest times
  • Background and screen-locked operation
  • Color, voice, and sound navigation
  • Built-in music player
  • Create and manage custom timers
  • Multiple themes
Features
Read full description

Run in foreground, background and screen locked, the HIIT app allows you to specify an overall time as well as program High/Low intensity interval and rest time between cycles. + Flexible and Advanced Timer + Clean, simple and easy to use (There is no learning curve here) + Create your own timers with some taps + Create fully customized timers with a complex of cycles and sets, + Run in the background, foreground, screen locked + Color, Voice and Sound Navigations (Customizable) + Built in Music Player (in sync with iOS Music Player) + Multiple themes to select + Manage your timers and data of training (you can even delete unwanted timer or junk data) + Create your own alarms right in the app + Work on iPhone, iPad and iPod + And a lot more features will be added in over time. How to use this app: There is no user manual here! -> Download it -> tap on play button -> you will see -> It’s super easy

About

Jidensha

Read full description

Core workout stats such as date, time, duration and total calorie burn are saved to both Jidensha's Log window as well as to Apple's HealthKit app. Workout routes can now be exported in the gpx file format for importing into Apple and Google Maps. Jidensha can also be used as a simple navigation tool since it updates your current locale in real time with detailed street address info displayed through Apple's Maps interface. WARNING: Continued use of GPS running in the background can dramatically decrease battery life.

Screenshots

HIIT Interval Timer4 screens
Jidensha2 screens

Verdict

The call

The clearest difference is in-app purchases: Jidensha at none against HIIT Interval Timer's 1. Jidensha also leads on ads (none vs shown). HIIT Interval Timer's advantage is iOS requirement (15.6 vs 17.4). On price, update cadence 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. HIIT Interval Timer sells 1 one-off in-app purchase. Jidensha asks for nothing beyond the download.

UpkeepUpdate frequency

HIIT Interval Timer ships an update every 5 months, Jidensha every 8 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
HIIT Interval Timer versus Jidensha: the parameters behind the verdict, then further details
ParameterHIIT Interval TimerJidensha
PriceFreeFree
Rating4.2 (102 ratings) — better—
Positive reviews52.6% of reviews—
Number of ratings102 — better—
Update frequencyEvery 5 months — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.4
Further details — not scored
Size10 MB1 MB
Age rating4+4+
DeveloperThang NguyenMercury Software Japan Inc.

In-app purchases

1 purchases

HIIT Interval Timer

One-time1
  • Pro Upgrade$4.99
None

Jidensha

No in-app purchases

Questions

Is HIIT Interval Timer free?
HIIT Interval Timer is free to download, with in-app purchases available.
Is Jidensha free?
Jidensha is free to download, with no in-app purchases.
Do HIIT Interval Timer or Jidensha have ads?
HIIT Interval Timer shows ads; Jidensha does not.
Which is updated more often, HIIT Interval Timer or Jidensha?
HIIT Interval Timer ships an update every 5 months, and Jidensha every 8 months. Most recently, HIIT Interval Timer was updated on October 8, 2026 and Jidensha on October 4, 2026.

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