Comparison

Speedwork vs Dialage

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

Head to head
About

Speedwork

This app creates adaptive training plans and interval workouts tailored to your fitness level and schedule. It integrates with popular cycling devices and adjusts your plan based on your performance and missed sessions, eliminating guesswork for structured training.

Highlights
  • Personalized training plans
  • Adaptive interval workouts
  • Integrates with Garmin, Wahoo, Zwift
  • Automatic plan adjustments
  • Schedule flexibility
  • Structured training guidance
Features
Read full description

Speedwork builds personalized training plans and interval workouts that adapt as you ride, rest, and improve. Whether you're training for your first race or chasing a new personal best, your plan fits your goals, your schedule, and your actual fitness. Connect your Garmin, Wahoo, and Zwift, and Speedwork takes care of the rest. Miss a day? Your plan adjusts. Have a strong week? It builds on that. Every workout has a purpose, and your schedule always reflects where you are right now. No spreadsheets, no guesswork. Just structured training that keeps you healthy and moving forward. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Dialage

This app analyzes your Apple Health data to provide science-backed insights into sleep, recovery, and performance. It offers detailed scores and analysis for sleep, recovery, and strain, helping you optimize your physical and cognitive readiness.

Highlights
  • Syncs with Apple Health
  • Sleep Score analysis
  • Recovery Score assessment
  • Strain Score tracking
  • Detailed sleep insights
  • Cardio insights
  • Goal planner
Features
Read full description

Dialage transforms your Apple Health data and provides insights backed by years of sleep research and exercise science. Through physiological analysis of your historical sleep patterns, activities, and cardiac responses, Dialage aims to optimize your performance by delivering science-backed analytics on your body's physical and cognitive recovery. FEATURES Sync with Apple Health: Seamlessly integrate key biomarkers from Apple Health to access daily scores. Sleep Score: Get a holistic view on your sleep based on actual sleep vs. your personalized sleep need, your bed/wake time consistency, and your sleep efficiency (time asleep vs. time in bed). Recovery Score: Analyze how your body is recovering to recent activity and see if your body is ready to push or needs more rest. Strain Score: Observe your body's daily physiological effort by calculating your recent activity load, allowing you to balance periods of intense exertion with necessary rest for optimal performance. Sleep Insights: Get a deeper, comprehensive analysis of your nightly rest based on your personalized sleep need, focusing specifically on your Deprivation Index (the severity of your sleep debt) and Cognitive Restoration to assess mental recovery. Cardio Insights: Monitor and manage the stress placed on your cardiovascular system through metrics like your accumulated Cardio Load and the detailed distribution of time spent across different Heart Rate Zones during exercise. Health: Track your longevity based on 8 biomarkers and behavioral metrics that are shown to be associated with lower all-cause mortality. State: Monitor your Energy and Stress in real-time to know when to be mindful of when you can push yourself and when you should take a moment to let yourself relax. Coaching: Get daily personalized recommendations on how hard you should push your body based on your nightly sleep and recovery. SUBSCRIPTION AND TERMS Dialage is available for free and can be upgraded to Dialage Pro at anytime. Dialage Pro is offered through an auto-renewable subscription, which is charged using your Apple ID upon confirmation of purchase. Subscriptions renew monthly or yearly, unless canceled at least 24 hours before the end of the current period. Auto-renew can be turned off in your Apple ID Account Settings. Please read the following before purchasing a subscription: Terms of Service: https://dialage.app/legal/terms-of-service Privacy Policy: https://dialage.app/legal/privacy-policy Dialage does not provide medical advice, diagnosis, or treatment and is not intended to replace the advice, diagnosis, or treatment of a physician or other qualified healthcare professional. Always consult your physician or other qualified healthcare professional first.

Screenshots

Speedwork4 screens
Dialage4 screens

Verdict

The call

Speedwork and Dialage are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Speedwork sells 4 in-app purchases, starting at $9.99 per month and Dialage sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Speedwork against 5.0 for Dialage. Both are backed by a comparable volume of ratings — 9 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Speedwork ships an update every 2 weeks, Dialage every 10 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
Speedwork versus Dialage: the parameters behind the verdict, then further details
ParameterSpeedworkDialage
PriceFreeFree
Rating5.0 (9 ratings)5.0 (5 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings9 — better5
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhoneiPhone
Requires iOS17.5 — better18
Further details — not scored
Size52 MB6 MB
Age rating4+12+
DeveloperOverlays IncDialage LLC

Customer experience

Speedwork

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Dialage

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Speedwork

Subscriptions4
  • Speedwork Monthly1 Month trial$9.991 Month
  • Discounted Monthly$14.991 Month
  • Speedwork Yearly1 Month trial$99.991 Year
Show 1 more
  • Discounted Yearly$169.991 Year
2 purchases

Dialage

Subscriptions2
  • Dialage Pro - Monthly7 Days trial$7.991 Month
  • Dialage Pro - Annual14 Days trial$59.991 Year

Questions

Is Speedwork free?
Speedwork is free to download, with in-app purchases available.
Is Dialage free?
Dialage is free to download, with in-app purchases available.
Which has better reviews, Speedwork or Dialage?
Speedwork and Dialage are both rated 5.0 out of 5 on the App Store, from 9 and 5 ratings respectively.
Do Speedwork or Dialage have ads?
Neither Speedwork nor Dialage shows ads.
Which is updated more often, Speedwork or Dialage?
Speedwork ships an update every 2 weeks, and Dialage every 10 days. Most recently, Speedwork was updated on November 4, 2026 and Dialage on October 30, 2026.

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