Your personal energy help
Discover what gives you energy in 7 days with our smart diary app, even if you are tired from cancer.
- Free with credit from the KWF
Stop guessing
Get insight into the hidden impact of your daily activities on your fatigue and energy.
🥱 Why am I so tired?
🛌🏿 How can I sleep better?
🙌What's going well and what could be better?
Over 4,000 others went before you

Karolien
" For example, I found out through the app that it took me twice as much energy when I had to be at work early. And that it bothered me all day and evening."
Karolien

Michel
"Before using the app, I often felt adrift. Now that I use the app, I get insight into what takes or gives me energy as well as answers to questions I have about my recovery. That helps me make choices to manage my energy better."
Michel

Rosa
"I went over my limits too many times. The app gives me insight into the difference between my good and bad days."

Bionda
"Being with my family gives me great satisfaction. Through the app, I have discovered that after a full day with my children, I often hit my physical limits and feel very tired. With half-days, this is a lot less. This insight helps me plan my days better and balance my recovery with my family"
Keep energy for what really matters
Your help with low energy
On which day am I most tired? What is my energy guzzler? With the app, you can find answers to your questions.
Find your energisers
A walk in nature or just a good conversation? Discover what gives you energy in 7 days.
Improve your energy balance
With reliable tips from cancer.co.uk on fatigue, work, and 90 other topics.
🎁 Activate your free subscription immediately!
Through our partnership with cancer.co.uk and the KWF, you now temporarily get a free subscription to the premium version of the app worth 29.99.
The cancer.co.uk appstore is an initiative of
A smart diary and personal assistant in one
Do less of what exhausts you and keep more energy for what really matters.
In less than 1 minute a day
Discover energy trends and patterns in your own data
See at a glance the differences between days with 🔋 much and 🪫 little energy
⚖️ Understanding your daily energy balance
✨Ama, your energy assistant, uses AI to give you personal insights on what takes and gives you energy
Smartwatch? Pair it with the app
⌚ Pair your Fitbit, Garmin or Apple Watch for a more complete picture of your activities.
📈 Find out how your sleep and activity data correlate with your fatigue, symptoms and daily mood.
No smartwatch? No problem! The app works just as well without it.
Create a report for your healthcare provider, coach or employment professional
👩🏻⚕️ Physio or occupational therapist, psychologist and occupational health physician? How many healthcare providers do you tell how you are doing over and over again?
➡️Verrijk your treatment by easily sharing data from the app with your preferred caregivers.
Safely track your data
Keeping track of your activities and energy digitally is convenient and easy. But then you want to make sure your data is safe.
This is why we are ISO 27001 certified. This means that, as an organisation, we have been independently verified as meeting the highest standards of information security.
And because we work with hospitals, we are also NEN 7510 certified (additional requirements for information security in healthcare)
Our team and contact
Joris Jansen
co-founder
Pieter Beynen
co-founder
Otto Boekesteijn
co-founder
We are Joris, Otto and Pieter, the founders of Healthy Chronos. In our proximity, we see that cancer and its consequences have a huge impact on getting back to work, study, family and your life. This is a much bigger problem than many people think.
It is frustrating that there are no good solutions to better manage energy and fatigue after cancer.
It is therefore our mission to help your discover what gives you energy, even if you are tired by cancer.
Frequently asked questions
We are aware that you want your data to be secure. That is why we have taken extra measures to secure your data properly. To this end, we have been certified for the ISO 27001 standard (information security). A number of hospitals also use our platform, which is why we are also NEN 7510 certified (information security in healthcare) TÜV Netherlands has independently certified our organisation. It is your data and when you cancel your account with us, we remove all your data from our system.
You can optionally link your wearable for more complete insight into your recovery. We support 500+ different models, including Fitbit, Garmin and Apple Watch. Huawei and Samsung models we unfortunately do not support (yet).
You can email us at hello@healthychronos.com or call us on 085-0608732. You can also chat with us directly from the app at any time.
In the app, you can record your sleep quality on a daily basis. In addition, you can track how many hours you rest daily. If you have a smartwatch, such as a Fitbit, Garmin or Apple Watch, you can optionally link it to the app. Then you will also get insights into your sleep/wake rhythm and sleep duration from your smartwatch.
At the moment, we do not yet have the ability to share insights from the app with your healthcare provider or psychologist? However, you can use the app to determine the topics you want to discuss with your healthcare provider or psychologist.
The app is 100% customisable to your situation. You can track the complaints and symptoms you suffer from. Think of fatigue, muscle aches, headaches, anxiety, tension, stress or other issues that are important for you to understand your situation and herstal(path).
Yes, it is possible to link your smartwatch, such as an Apple Watch, Garmin or Fitbit. This is still outside the app and for this you can send a message to hello@healthychrononos.com
You can easily track in the app how long you exercised, or e.g. walked. You can also select your own (sports) activities to track. Think walking, football, cycling, etc.
If you have a smartwatch, such as a Fitbit, Garmin or Apple Watch, you can optionally link it to the app. Then you will also get insight into your steps and active minutes.