Comparison

KINROKU vs RowPower

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

Head to head
About

KINROKU

Features
Read full description

KINROKU is a workout tracker built to keep you going. Log your weight, reps, and sets in just a few taps, and watch your progress come to life in charts. KINROKU's AI analyzes your training and guides you to your next step. ■ Effortless logging ・Quickly enter weight, reps, sets, and notes ・Fully customizable exercises and menus ・Review your history at a glance in the calendar ■ See your progress ・Visualize each exercise's trend in charts ・View estimated 1RM for the Big 3 (bench, squat, deadlift) ・Automatic weekly volume totals ■ AI on your side ・Weekly Analysis: AI reviews your records and condition to generate feedback and advice ・AI Suggestions: get recommended weight and reps for your next set, applied to your log with one tap ・AI Quick Entry: type "Bench 100kg 5 reps 3 sets" and AI turns it into a record ・AI Training Plan: enter your goal and AI builds a menu from your own exercises ■ Stay focused on your training ・Built-in interval stopwatch ・Check elapsed time on your Lock Screen with Live Activity ・Lap timing supported ■ Designed for everyday use ・Dark Mode ・English and Japanese ・Works offline From building a habit as a beginner to pushing your limits as a pro—turn your training from a record into real growth with KINROKU.

About

RowPower

Visualize your rowing performance with this app, connecting directly to your Concept2 ergometer. It offers a clean interface to track trends, view force curves, and monitor key metrics like pace and heart rate without manual data entry.

Highlights
  • Visualize force curve
  • Track trends over time
  • Visualize pace, heart rate, stroke rate
  • Connects to Concept2 erg
  • Clean, minimal design
  • No manual data entry
Features
Read full description

RowPower is the easiest way to visualize and understand your rowing data — but only if you use a Concept2 rower. Connect your Concept2 erg (RowErg) and instantly visualize your workouts. RowPower helps you visualize your performance. Features: • Clean, minimal design built for rowers • Visualize force curve • Track trends over time • Visualize pace, heart rate, stroke rate, splits, distance, and more • Works with RowErg RowPower is for data-driven rowers who want clarity — not clutter. No manual data entry. No complex setup. Just connect your Concept2 account and start seeing your progress. Note: RowPower only works with Concept2 machines.

Screenshots

KINROKU4 screens
RowPower4 screens

Verdict

The call

The clearest difference is in-app purchases: KINROKU at none against RowPower's 1. KINROKU also leads on iOS requirement (15.1 vs 18.2). RowPower's advantage is ads (none vs shown) and update cadence (every 4 days vs every 11 days). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. RowPower sells 1 one-off in-app purchase. KINROKU asks for nothing beyond the download.

UpkeepUpdate frequency

KINROKU ships an update every 11 days, RowPower every 4 days. The most recent releases landed on September 17, 2026 and June 1, 2026 respectively.

Scorecard4 real differences · 5 level
KINROKU versus RowPower: the parameters behind the verdict, then further details
ParameterKINROKURowPower
PriceFreeFree
Rating—4.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 11 daysEvery 4 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.2
Further details — not scored
Size44 MB6 MB
Age rating4+4+
DeveloperAsahi OgataThibault Marichal

In-app purchases

None

KINROKU

No in-app purchases

1 purchases

RowPower

One-time1
  • Remove Ads$2.99

Questions

Is KINROKU free?
KINROKU is free to download, with no in-app purchases.
Is RowPower free?
RowPower is free to download, with in-app purchases available.
Do KINROKU or RowPower have ads?
KINROKU shows ads; RowPower does not.
Which is updated more often, KINROKU or RowPower?
KINROKU ships an update every 11 days, and RowPower every 4 days. Most recently, KINROKU was updated on September 17, 2026 and RowPower on June 1, 2026.

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