Comparison

TK vs uVida

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

Head to head
About

TK

Manage your health insurance digitally. Upload receipts, view sick notes, and track fitness for bonus points. Securely communicate with your provider and access your health data.

Highlights
  • Digital receipt uploads
  • View sick notes
  • Secure messaging with provider
  • Digital bonus program
  • Fitness tracking via Apple Health/Fitbit
  • Access to health data (TK-Safe)
Read full description

“Die Techniker” provides its customers with a digital all-purpose tool. For example, you can use this app to upload your receipts for reimbursement, view existing sick notes, or do something for your fitness while collecting bonus points." FEATURES - Protection of sensitive data through secure login (e.g. no jailbreak allowed) - Transmission of sick notes and documents - Send messages to the Techniker - Receive letters from the Techniker - Use the TK Bonus Program completely digitally - TK-Fit with access to Apple Health or Fitbit - Overview of prescribed drugs of the last six years - Apply for reimbursement of costs for medicines, vaccines, osteopathy and health courses SECURITY As a statutory health insurance company, we are committed to the best possible protection of your health data. That's why we check your identity when setting up TK-App on your smartphone. You can either identify yourself online using your ID card and PIN via the Nect Wallet app or by entering an activation code. We‘ll send you the activation code via post. You can find everything else about our security concept at www.tk.de/tk/942778 Note: The use of TK-App with jailbroken devices is generally not possible. FURTHER DEVELOPMENT We are continuously adding new features to TK-App - your ideas and hints help us most. Write us directly and anonymously via the feedback function in TK-App. BONUS & TK-Fit Membership in a football club, regular check-ups at the dentist, the non-smoking course after New Year's Day - all these things earn points for the TK Bonus Program. And thanks to the connection to Apple Health or Fitbit, you'll receive points for many other activities. TK-SAFE With TK-Safe you have all relevant health data at a glance: Your visits to the doctor, diagnoses, medication, vaccinations, preventative medical checkups and much more. Please note that TK-Fit and TK-Safe are not available in English yet. REQUIREMENTS For the TK-App: - TK customer - iOS 18 or higher - No device with modified operating system, e.g. Jailbreak (For more information, see www.tk.de/tk/942782) For TK-Fit: - Step counting using Apple Health or Fitbit and your smartphone or a compatible fitness tracker (for information on TK-Fit, see www.tk.de/tk/938122) ACCESSIBILITY We aim at providing you an app that is as barrier-free as possible. You can find the accessibility statement at https://www.tk.de/techniker/2137808.

About

uVida

Features
Read full description

Let your body have a voice: With the metabolic analyses & the uVida app! You don't need to chase a fitness trend to be happy. You don't need superfoods to feel better. Don't listen to some guru. Just listen to your body. uVida gives it a voice. With uVida Dynostics, the smart system for performance and metabolism analysis, our uVida partners all around the world determine your current fitness level in just a few minutes based on your respiratory gases. The uVida Activity Analysis shows you exactly in which pulse ranges you burn the most fat, when performance is increased and when your muscles overacidify in the anaerobic range. The uVida Food metabolic analysis can determine your personal basal metabolic rate, i.e. the exact calorie requirement at rest and how much carbohydrates, fat and protein the body burns proportionally. Whether you're looking to lose weight or improve performance, you'll receive a personalized assessment via the app and can get customized nutrition and training plans. With the right combination of exercise units and a diet tailored to the individual physical situation, the set wellness goals can be achieved so efficiently. Just like the pros. If you already use Apple Health to track your activities, even better: Apple Health is integrated into the uVida app to minimize your effort and maximize your benefit. That's how easy it can be. Download the app now! Use the location search to easily find a uVida partner near you and arrange an analysis appointment. More info at: www.uvida.de Our terms of service: https://uvida.de/en/agb/agb-uvida-app/

Screenshots

TK4 screens
uVida3 screens

Verdict

The call

The clearest difference is in-app purchases: TK at none against uVida's 3. uVida's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, update cadence and ads 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. uVida sells 3 in-app purchases, starting at $12.99 per month. TK asks for nothing beyond the download.

UpkeepUpdate frequency

TK ships an update fortnightly, uVida every 3 weeks. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
TK versus uVida: the parameters behind the verdict, then further details
ParameterTKuVida
PriceFreeFree
Rating4.8 (1.2K ratings) — better—
Positive reviews72.4% of reviews—
Number of ratings1.2K — better—
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size546 MB128 MB
Age rating12+4+
DeveloperTechniker Krankenkasse (TK)uNostics GmbH

Bugs and requests

TK

Reported bugs

5 issues
  • Login issues after updates
  • Incompatibility with older devices
  • Synchronization problems with Apple Health
  • Errors when submitting sick notes
  • Incomplete English translations

Requested features

5 requests
  • English language support for all features
  • Integration with more fitness tracking apps
  • Larger QR code display in wallet for easier scanning
  • Ability to view and manage bonus program details
  • Improved data synchronization and real-time updates

uVida

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

TK

No in-app purchases

3 purchases

uVida

Subscriptions3
  • 1 Month Premium$12.991 Month
  • 3 Months Premium$34.993 Months
  • 12 months Premium$49.991 Year

Questions

Is TK free?
TK is free to download, with no in-app purchases.
Is uVida free?
uVida is free to download, with in-app purchases available.
Do TK or uVida have ads?
Neither TK nor uVida shows ads.
Which is updated more often, TK or uVida?
TK ships an update fortnightly, and uVida every 3 weeks. Most recently, TK was updated on September 22, 2026 and uVida on September 10, 2026.

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