Comparison

iSmoothRun vs SnapCal

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

Head to head
About

iSmoothRun

This app tracks and logs various fitness activities like running, walking, and cycling with extensive sensor support. It offers advanced training features, workout planning, and seamless integration with popular fitness platforms and HealthKit.

Highlights
  • Activity tracking (running, walking, cycling)
  • Advanced sensor support (HRM, stride, power)
  • Running Power training
  • Workout editor and planner
  • TrainingPeaks/Final Surge sync
  • HealthKit integration
  • Data export (GPX, TCX, KML, PWX, CSV)
Features
Read full description

iSmoothRun is the best App to effectively track and log all of your running, walking, hiking, cycling and any other fitness activity. Solid performance. Continuous development. Best sensor support (HRM, stride sensor, speed/cadence combo, cycling power, running power, treadmill) Now with support for Watch OS9 "Running Power". (for devices that support it), Always ON Display support and Apple Watch Ultra Action Button. Base your training on Running Power, create workouts with power intervals and take your training to the next level. The best stand alone Apple Watch app, with configurable pages and solid performance that puts to shame any sports watch. Connect your BT sensors to your watch and leave your phone home. Best Interval and workout editor to help you follow your training plan. Create any workout based on HR, HR Zone, Pace or Power and let the app pace you. Workouts are available on the Apple Watch too with full Audio support! Auto sync structured workout plans from Training Peaks, Final Surge and TrainAsOne (requires Pro subscription). Connect with these services and have your structured workouts directly on your Apple Watch or iPhone. Start your run and let the app coach you. Integration with HealthKit. iSmoothRun uses HealthKit to export your activities into the Health and Activity apps and to read heart rate and biometric data. Accurately tracks time, distance, location, pace, altitude, running cadence, heart rate, power and reports them with audio announcements at configurable time or distance intervals. - Improve you running Form iSmoothRun will consistently track your running cadence. Use the build in metronome (iPhone only) to easily raise it. - The most extended support for sensors All BT Smart sensors (HRMs, footpods, speed/cadence combo, cycling power, Stryd running power custom metrics like Contact Time, Form Power etc are supported too) All ANT+ (extra hardware needed: 4iiii Viiiiva ) - Your data are yours, Don't lock yourself in. We love being open. Export your training data in GPX,TCX,KML,PWX, or CSV format. Connect and share your workouts with the most active running communities, Strava, Runkeeper, sportTracks, Movescount, SmashRun, TrainingPeaks, FinalSurge, Runalyzer, TrainAsOne and MapMyRun .This is the most connected app, period. -Run/Walk Are you into Run/walk training? Great. Now it's easier than ever to set your timers and enjoy all the benefits of the best running app. - Track your Shoe mileage Every runner knows that tracking the mileage of his running shoes is essential. - Check your workout statistics Average pace/speed, cadence, total distance, time, average/maximum heart rate and climb. Splits and interval statistics. - Your iPhone is your training log All your data stored in the device. Amazing customizable graphs for each run and for weekly, monthly loads. Follow closely your training load, train smarter and avoid overtraining. - Ghost Run Race against a previous run of yours or a predefined pace. Get motivated, evaluate your training. ...and much more! ** You can subscribe and pay through your iTunes account. Payment will be charged to iTunes account at confirmation of purchase. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renew may be turned off after purchase by going to the 'Manage Subscription' page in settings. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. The subscription will renew at the same cost. ** Continued use of GPS running in the background can dramatically decrease battery life. **iPod touch users are advised to use an external sensor, GPS or footpod.

About

SnapCal

Features
Read full description

Record meals from photos and see estimates of calories and nutrition. SnapCal uses AI to help identify foods and record calories, protein, fat, carbohydrates and fiber. Analyze multiple dishes, add entries manually, keep photo history, follow daily goals and set meal reminders. PLANS • Free: one basic scan per day, plus one daily reward after a verified rewarded ad. Includes banner ads. • Lite: 15 photo scans per day, without ads. • Pro: two-pass analysis, Apple Health integration, weekly AI reports and more. • Cloud sync and backup require sign-in and an eligible paid entitlement. With your permission, Apple Health integration displays energy burn and steps and writes saved meal nutrition to Apple Health. Before sending AI inputs, the app asks permission to share the necessary information with OpenRouter and OpenAI. You can withdraw in Settings and continue manual logging without AI permission. See the purchase screen for current subscription prices, periods and trial eligibility. Subscriptions renew automatically and can be managed or canceled in Apple's subscription settings. AI estimates are informational and do not replace medical diagnosis or treatment. Languages: Japanese, English, Simplified Chinese and Korean. Privacy: https://nexus-wei.space/snapcal/privacy/en.html Terms: https://nexus-wei.space/snapcal/terms/en.html

Screenshots

iSmoothRun4 screens
SnapCal4 screens

Verdict

The call

The clearest difference is price: SnapCal at Free against iSmoothRun's $4.99. iSmoothRun's advantage is ads (none vs shown) and update cadence (every 2 months vs every 7 months). On in-app purchases, device support and iOS requirement 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

SnapCal is free to download; iSmoothRun costs $4.99 up front. iSmoothRun sells 2 in-app purchases, starting at $4.99 per month and SnapCal sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

iSmoothRun ships an update every 2 months, SnapCal every 7 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 7 level
iSmoothRun versus SnapCal: the parameters behind the verdict, then further details
ParameteriSmoothRunSnapCal
Price$4.99Free — better
Rating4.4 (943 ratings) — better—
Positive reviews70.1% of reviews—
Number of ratings943 — better—
Update frequencyEvery 2 months — betterEvery 7 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
Best chart rank#75 — better—
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size31 MB26 MB
Age rating4+4+
DeveloperLake Horizon LtdNEXUS TECH, INC.

Bugs and requests

iSmoothRun

Reported bugs

4 issues
  • Frequent app crashes, especially when starting a workout
  • Inconsistent distance and pace tracking, especially on treadmill
  • Issues with syncing data between iPhone and Apple Watch
  • Problems with audio cues and notifications not working as expected

Requested features

5 requests
  • Improved Apple Watch app with standalone functionality
  • Better integration with popular fitness platforms
  • More customization options for data fields and audio cues
  • Ability to import and sync workouts from other sources
  • Improved battery life optimization

SnapCal

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

iSmoothRun

Subscriptions2
  • Pro Monthly Subscription7 Days trial$4.991 Month
  • Annual Pro Subscription7 Days trial$24.991 Year
3 purchases

SnapCal

Subscriptions3
  • Liteプラン(月額)$2.991 Month
  • Proプラン(月額)$5.991 Month
  • Proプラン(年額)$49.991 Year

Questions

Is iSmoothRun free?
iSmoothRun costs $4.99, and also offers in-app purchases.
Is SnapCal free?
SnapCal is free to download, with in-app purchases available.
Do iSmoothRun or SnapCal have ads?
SnapCal shows ads; iSmoothRun does not.
Which is updated more often, iSmoothRun or SnapCal?
iSmoothRun ships an update every 2 months, and SnapCal every 7 months. Most recently, iSmoothRun was updated on November 1, 2026 and SnapCal on October 31, 2026.

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