Comparison

Jiu vs Tempo Interval

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

Head to head
About

Jiu

A private training journal for martial arts practitioners to log sessions, partners, and progress. Focus on improvement without needing an account or subscription. Your data stays securely on your device.

Highlights
  • Log training sessions and rounds
  • Track training partners
  • Set and monitor training focus
  • View progress over time
  • Searchable training history
  • Export training data
Features
Read full description

Stop losing the lesson between classes. Jiu-Jitsu Logs is a private training journal for the mats. Log your rounds and partners, save one focus for next class, and watch the weeks add up. Free. No account. Your journal stays on your iPhone. TODAY See your next focus before you leave for class and this week’s sessions at a glance. Your streak and training rhythm are one tap away. JOURNAL Every session in one place, searchable. Gi or no-gi, time on the mat, and who you rolled with. SESSION Rounds, partners, and the one useful detail you’d otherwise lose on the drive home. PARTNERS Who you train with most, your shared sessions, and a one-tap log with them next time. PROGRESS A single focus to take onto the mat, plus 4-week, 12-week and all-time totals so you can tell if the work is compounding. ON IPHONE DUO Unfold it and hold it like a book. Journal, Partners, and Profile keep the list on one side and what you open on the other. Today and Progress spread across both pages. WHY IT’S DIFFERENT Most BJJ apps want an account, a subscription, or your training data on their servers. This one doesn’t. • Free. No in-app purchases. No ads • No sign-up • No tracking, no analytics, no remote profile • On iPhones with Apple Intelligence on iOS 26 or later, a short coach’s note is written on-device. Your journal is never sent anywhere to produce it • Export anytime • English, French, German, Portuguese, and Spanish Built by a practitioner, for people who want a journal they’ll still open in month four.

About

Tempo Interval

This interval timer app offers guided routines for mobility, breathwork, and automatic training logs. It features lock screen control and subtle haptic feedback for seamless workouts. Enjoy customizable sound modes and privacy with no account or data collection.

Highlights
  • Interval timer with customizable cycles
  • Built-in mobility and breathwork routines
  • Automatic training log with streak tracking
  • Lock screen and Dynamic Island controls
  • Haptic feedback for phase changes
  • Multiple sound modes for different environments
Features
Read full description

Tempo is an interval timer with built-in mobility routines, breathwork, and an automatic training log. Set up a session in seconds, lock your phone, and let the timer run. WHAT'S INSIDE - Super Cycle — one interval repeated for N rounds - Cycle — work + rest, looped - Workout — guided bodyweight sequence - Flexibility + Mobility — joint mobility and recovery routines - Wind Down — a short breathing routine before sleep LOCK SCREEN + DYNAMIC ISLAND The timer runs as a Live Activity. Pause and resume from the lock screen or Dynamic Island without unlocking the phone or opening the app. SOUND + HAPTICS Subtle haptics on every phase change so you can train without looking at the screen. Three sound modes — Studio, Gym, Boxing — for different environments. Plays alongside Spotify and Apple Music without interrupting them. TRAINING LOG Every session you complete is logged automatically. Track your streak, see your last 28 days at a glance, and add workouts you did outside the app manually. DARK MODE Toggle in Settings. PRIVACY No accounts. No analytics. No data collection. Everything you log stays on your device. Tempo Interval — by Mehdi Naqvi.

Screenshots

Jiu4 screens
Tempo Interval4 screens

Verdict

The call

The clearest difference is update cadence: Tempo Interval at every 4 days against Jiu's every 2 weeks. Tempo Interval also leads on iOS requirement (16.2 vs 18.2). Jiu's advantage is ratings volume (5 vs 1). On price, rating, review sentiment 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Jiu against 5.0 for Tempo Interval. That said, the two scores are not equally well evidenced: Jiu has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Jiu ships an update every 2 weeks, Tempo Interval every 4 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Jiu versus Tempo Interval: the parameters behind the verdict, then further details
ParameterJiuTempo Interval
PriceFreeFree
Rating5.0 (5 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings5 — better1
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS18.216.2 — better
Further details — not scored
Size13 MB2 MB
Age rating4+4+
DeveloperMario JacksonMehdi Akbar Naqvi

Customer experience

Jiu

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Tempo Interval

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Jiu

No in-app purchases

None

Tempo Interval

No in-app purchases

Questions

Is Jiu free?
Jiu is free to download, with no in-app purchases.
Is Tempo Interval free?
Tempo Interval is free to download, with no in-app purchases.
Which has better reviews, Jiu or Tempo Interval?
Jiu and Tempo Interval are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.
Do Jiu or Tempo Interval have ads?
Neither Jiu nor Tempo Interval shows ads.
Which is updated more often, Jiu or Tempo Interval?
Jiu ships an update every 2 weeks, and Tempo Interval every 4 days. Most recently, Jiu was updated on November 8, 2026 and Tempo Interval on October 31, 2026.

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