Comparison

Run Pace Calculator vs Ruby Pace

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

Head to head
About

Run Pace Calculator

Features
Read full description

Always stuck calculating the distance or duration of a run. Or want to calculate how long your interval workout will take. Run Calculator is the all-in-one tool for runners of every level. Whether you’re training for your first 5K or preparing for a marathon, this app makes planning and building your workouts simple. Features: - Instant pace calculations - Enter any two values (time, distance, or pace) and instantly calculate the third. - Speed conversions - Quickly switch between pace and km/h or mph. - Custom Workout Builder - Drag and drop warm-ups, intervals, recoveries, and cool-downs to design workouts that fit your training plan. - Automatic summaries - See total time, distance, and average pace for any workout at a glance. - Smart settings - Save your default paces, preferred units, and theme (light, dark, or system). - Event presets - One-tap access to common race distances from 5K to marathon. - Whether you want to calculate splits, create interval sessions, or fine-tune your training, Run Calculator gives you the tools to do it - fast, simple, and accurate. - Supports both kilometers and miles.

About

Ruby Pace

Features
Read full description

Calculate your pace, reach your goals. Ruby Pace is a clean and fast pace calculator built for runners of all levels. Whether you're training for a 5K or a marathon, get the exact paces you need in just seconds — based on your VMA or a target time and distance. From short intervals to long runs, Ruby Pace helps you train smarter, without the clutter. Features: - Calculate your training paces from your VMA - Find your ideal race pace from a time + distance goal - Clear, color-coded pace zones (easy, threshold, 10K, etc.) - Simple interface, zero distractions - Automatically saves your latest data - Designed for focused runners who want to progress without overcomplicating things. Turn your VMA into race-ready pace — instantly.

Screenshots

Ruby Pace4 screens

Verdict

The call

The clearest difference is update cadence: Ruby Pace at every 2 days against Run Pace Calculator's every 7 months. Ruby Pace also leads on iOS requirement (15.6 vs 17.4). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Run Pace Calculator ships an update every 7 months, Ruby Pace every 2 days. The most recent releases landed on October 25, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 4 level
Run Pace Calculator versus Ruby Pace: the parameters behind the verdict, then further details
ParameterRun Pace CalculatorRuby Pace
PriceFreeFree
Update frequencyEvery 7 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS17.415.6 — better
Further details — not scored
Size2 MB0 MB
Age rating4+4+
DeveloperWillem Van IsselmudenJeremy Valensi

In-app purchases

None

Run Pace Calculator

No in-app purchases

None

Ruby Pace

No in-app purchases

Questions

Is Run Pace Calculator free?
Run Pace Calculator is free to download, with no in-app purchases.
Is Ruby Pace free?
Ruby Pace is free to download, with no in-app purchases.
Do Run Pace Calculator or Ruby Pace have ads?
Neither Run Pace Calculator nor Ruby Pace shows ads.
Which is updated more often, Run Pace Calculator or Ruby Pace?
Run Pace Calculator ships an update every 7 months, and Ruby Pace every 2 days. Most recently, Run Pace Calculator was updated on October 25, 2026 and Ruby Pace on October 4, 2026.

Other comparisons