Comparison

Training Today vs Sauna Journal

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

Head to head
About

Training Today

This app analyzes your Apple Watch health data to provide a daily readiness to train score. It helps prevent overtraining injuries and guides your training intensity, offering insights into your body's recovery and performance potential.

Highlights
  • Calculates daily readiness to train (RTT) score
  • Multi-day RTT score chart
  • Independent Apple Watch app
  • Uses HRV, workout detection, and custom algorithm
  • Automatic data outlier filtering
  • iPhone companion app with tutorial
  • Complication support for quick RTT glance
Features
Read full description

Take Readiness to Results. Understand your readiness. Choose training that fits today. Follow your progress over time. Training Today brings readiness and training together for triathletes, runners, cyclists and swimmers. Your Readiness to Train (RTT) score uses HRV readings from Apple Health and your personal baseline to help you decide when to push, keep steady or take it easy. FROM READINESS TO YOUR NEXT SESSION With Premium, explore structured swim, bike and run workouts that adapt to your RTT. Review the session, choose your options and send supported workouts to Apple Watch. Review readiness-based changes on iPhone before updating a workout on your Watch. BUILD YOUR TRAINING WEEK Shape Your Week around your training preferences. Choose sessions, move workouts and review suggestions as your week unfolds. Schedule strength and conditioning alongside your endurance training. CONNECT YOUR TRAINING Share readiness and health metrics with TrainingPeaks, with optional daily sync. Upload completed workouts separately from Workout Analytics after granting workout-upload access. Send supported cycling workouts to ROUVY. Choose power targets when configured, or free ride with heart-rate cues. Connected accounts and the relevant permissions are required. SEE THE BIGGER PICTURE Review recorded activities, readiness and HRV history. Use sleep context, Activity Intensity Score and Overall Fitness Index (OFI) trends to better understand your training. OFI is a personal HRV-based trend indicator, not a direct measurement of performance or VO2 max. START FREE. EXPLORE PREMIUM. Start with your readiness score, recent readiness chart, current sleep and resting heart rate, and recent OFI trends. Premium adds workout planning and the library, recorded activity review, deeper history, customization and integrations. Monthly, annual and lifetime purchase options unlock Premium; available options and local prices appear in the app. Training Today needs suitable Apple Health data to calculate readiness. Wear a compatible Apple Watch regularly, including overnight, and allow access to the health data you want to use. Watch workouts and other features depend on compatible devices and software. Your score supports training decisions: consider it alongside how you feel. Training Today does not provide medical advice, diagnosis or treatment. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy: https://trainingtodayapp.com/privacy

About

Sauna Journal

Easily record sauna session details like duration, temperature, and hydration. Understand how regular sauna use improves your well-being, stress levels, and recovery. Offers real-time hydration feedback for safer, more beneficial sessions.

Highlights
  • Record session length
  • Track temperature
  • Monitor hydration levels
  • View health enhancement insights
  • Real-time hydration feedback
  • Progress tracking
Features
Read full description

Sauna Journal is designed for everyone who loves sauna sessions and wants to maximize their benefits. This app allows you to easily record session lengths, temperatures, and hydration levels, providing a clear view of how regular sauna use enhances your health. Understand the impact of sauna on well-being by tracking your progress and noticing improvements in stress reduction, cardiovascular health, and muscle recovery. Sauna Journal emphasizes the importance of hydration, offering real-time feedback to ensure your sessions are both safe and beneficial.

Screenshots

Training Today4 screens
Sauna Journal4 screens

Verdict

The call

The clearest difference is review sentiment: Sauna Journal at 100% against Training Today's 53%. Sauna Journal also leads on in-app purchases (none vs 4) and rating (5.0 vs 4.6). Training Today's advantage is ratings volume (2.6K vs 2). On price, ads, 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

Both are free to download. Training Today sells 4 in-app purchases, starting at $2.95 per month. Sauna Journal asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sauna Journal holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Training Today has 2.6K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 53% of Training Today's written reviews are positive against 100% of Sauna Journal's.

UpkeepUpdate frequency

Training Today ships an update every 6 weeks, Sauna Journal weekly. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
Training Today versus Sauna Journal: the parameters behind the verdict, then further details
ParameterTraining TodaySauna Journal
PriceFreeFree
Rating4.6 (2.6K ratings)5.0 (2 ratings) — better
Positive reviews52.5% of reviews100.0% of reviews — better
Number of ratings2.6K — better2
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size48 MB2 MB
Age rating4+4+
DeveloperBetoli LtdNucleon AS

Customer experience

Training Today

All ratings2,638 ratings
Positive89.5%
Neutral4.5%
Negative6.1%
Written reviews314 reviews
Positive52.5%
Neutral11.5%
Negative36.0%

Sauna Journal

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Training Today

Reported bugs

4 issues
  • Crashes on launch after purchasing subscription
  • Widgets not working after recent updates
  • Discrepancies between data shown on iPhone and Apple Watch
  • Inability to get HRV readings without using the Breathe app

Requested features

6 requests
  • Extend the number of days shown on the chart
  • Add more data points like sleep and oxygen levels
  • Provide more detailed explanations of the metrics and how they are calculated
  • Improve the Apple Watch complication to update more frequently
  • Integrate with other fitness platforms like Garmin and Polar
Show 1 more
  • Add training plans that adapt to HRV data

Sauna Journal

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Training Today

Subscriptions2
  • Monthly subscription$2.951 Month
  • Yearly subscription$29.991 Year
One-time2
  • Additional charts$5.99
  • Lifetime$59.99
None

Sauna Journal

No in-app purchases

Questions

Is Training Today free?
Training Today is free to download, with in-app purchases available.
Is Sauna Journal free?
Sauna Journal is free to download, with no in-app purchases.
Which has better reviews, Training Today or Sauna Journal?
Sauna Journal is rated higher. Training Today averages 4.6 out of 5 from 2.6K ratings, while Sauna Journal averages 5.0 from 2 ratings.
Do Training Today or Sauna Journal have ads?
Neither Training Today nor Sauna Journal shows ads.
Which is updated more often, Training Today or Sauna Journal?
Training Today ships an update every 6 weeks, and Sauna Journal weekly. Most recently, Training Today was updated on November 7, 2026 and Sauna Journal on November 4, 2026.

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