SickPredict™ vs I Will Train Today
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SickPredict™
This app leverages data from your Apple Watch to predict potential health changes up to 72 hours in advance. It calculates a personalized 'SickNumber™' and tracks your health metrics over time, providing alerts for risk level changes. It is intended for general wellbeing and informational purposes only.
- Predicts health changes up to 72 hours in advance
- Calculates personalized SickNumber™
- Tracks health changes over time
- Provides periodic risk level alerts
- Integrates with Apple Health data
- Uses machine learning algorithms
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Requires an Apple watch and iPhone. Experience the future of personalized health! Based on tested scientific research and data from your Apple watch, the SickPredict™ App calculates, in real-time, your personalized SickNumber™ to help anticipate any upcoming changes in your health up to 72 hours in advance of experiencing any symptoms! Your personalized SickNumber™ is based on the specific health metrics gathered from your Apple watch. Key features: 1. Anticipates changes in your health up to 72 hours before you show symptoms! Research-tested, we can now predict oncoming illness with reasonable accuracy. Keep in mind, it is not perfect, but the scientific results have been conclusive in using certain data collected by your Apple watch to proactively identify potential changes in your health. 2. Track your health changes over time. Use this app to calculate your daily SickNumber™ and track your history. This app uses machine learning algorithms to track changes in your SickNumber™ over time. 3. Receive periodic alerts. The SickPredict™ app sends you daily notifications of your SickNumber™ and changes in your risk level. How It Works Over the past several years, research studies have been conducted involving more than 100,000 people wearing smart watches and the results were very positive, showing strong levels of accuracy in the ability to predict illness from health data that was recorded by the wearables. This app integrates with Apple Health and uses a multitude of data that is provided by your wearable everyday such as Active Energy, Body Temperature, Heart Rate, Heart Rate Variability, Oxygen Saturation, Resting Energy, Steps, Resting Heart Rate, Sleep Data and more. The SickPredict™ App calculates, in real-time, your personalized SickNumber™. The daily SickNumber™ ranges from 1-10 to help anticipate any upcoming changes in your health. Here are the SickNumber™ risk levels: o Low risk is 1-4 o Medium risk is 5-7 o Elevated risk is 8-10 Suggestions/Comments • Although it is not required to use your wearable at night, it is highly recommended. The results are significantly better if you consistently wear your watch at night and consistently throughout the day. • Remember, do not rely on the SickPredict™ App for medical advice or diagnosis. The App is not a replacement or substitute for professional medical care. Use the App for informational, general wellbeing purposes only. Always consult your health professionals if you have any health concerns. Subscriptions Payment will be charged to the credit card connected to your iTunes account after your trial period ends and when your subscription starts. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the trial period or current subscription period. The subscription options for the Basic Access subscription include either a $3.99/month monthly fee or $28.99/ year annual fee. Both include a free 1 week trial. Manage your subscription by going to your Account Settings on your iPhone. Additional Information: Visit www.SickPredictApp.com Terms of Use: Visit https://sickpredictapp.com/terms-of-use/
I Will Train Today
This app helps clients of a specific fitness program stay on track with healthy habits. It sends reminders and prompts users to confirm compliance with their coach's directives. It also integrates with Apple Health to import activity data.
- Habit compliance reminders
- Coach-assigned healthy habits
- Yes/No compliance prompts
- HealthKit activity data import
- Push notifications
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The I Will Train Today app is designed for clients of trainers who have enrolled in the I Will Train Today program. The app will send push notifications and prompt clients to answer yes/no question in regards to comply with healthy habits sent by your coach. WHO CAN USE THE APP Clients can only use the app if they are working with a I Will Train Today coach. If you are a I Will Train Today client, please contact your coach to receive your invite and login credentials to be able to use this app. The I Will Train Today app allows access to HealthKit, allowing clients to automatically pull in their activity and steps data from Apple Health to their app.
Screenshots
Verdict
The clearest difference is rating: I Will Train Today at 5.0 against SickPredict™'s 4.1. I Will Train Today also leads on in-app purchases (none vs 2) and ads (none vs shown). SickPredict™'s advantage is ratings volume (30 vs 2) and iOS requirement (13.0 vs 15.0). On price, update cadence 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
Both are free to download. SickPredict™ sells 2 in-app purchases, starting at $3.99 per month. I Will Train Today asks for nothing beyond the download.
I Will Train Today holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: SickPredict™ has 30 ratings behind it against 2, so its average is the more settled of the two.
SickPredict™ ships an update every 2 months, I Will Train Today monthly. The most recent releases landed on October 6, 2026 and September 27, 2026 respectively.
| Parameter | SickPredict™ | I Will Train Today |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (30 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 73.1% of reviews | — |
| Number of ratings | 30 — better | 2 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 58 MB | 42 MB |
| Age rating | 17+ | 4+ |
| Developer | Health Logic Global | I Will Train, LLC (USA) |
Customer experience
SickPredict™
I Will Train Today
In-app purchases
SickPredict™
- Basic Access7 Days trial$3.991 Month
- Basic Access7 Days trial$28.991 Year
I Will Train Today
No in-app purchases
Questions
Is SickPredict™ free?
Is I Will Train Today free?
Which has better reviews, SickPredict™ or I Will Train Today?
Do SickPredict™ or I Will Train Today have ads?
Which is updated more often, SickPredict™ or I Will Train Today?
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