Comparison

Fertia vs Body Thermometer

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

Head to head
About

Fertia

This app offers comprehensive support for women's health, focusing on fertility, cycle tracking, and pregnancy. It combines medical expertise, psychological guidance, and digital tools to provide information and support for various reproductive health concerns.

Highlights
  • Fertility and cycle tracking tools
  • Support for pregnancy and miscarriage
  • Psychological support for mental well-being
  • AI-powered guide for symptom understanding
  • Evidence-based health content
  • Digital diagnostic tools
Features
Read full description

Fertia – Deine App für Kinderwunsch, Zyklus & Frauengesundheit Fertia ist die erste App in Deutschland, die medizinische Expertise, psychologische Begleitung und digitale Diagnostik speziell für Frauen mit Kinderwunsch, Fehlgeburten, Zyklusstörungen und in der Schwangerschaft vereint. Die App wurde von Reproduktionsmediziner:innen, Gynäkolog:innen und Psycholog:innen entwickelt – und bietet dir fundiertes Wissen, persönliche Empfehlungen und digitale Tools. Für mehr Aufklärung, Orientierung und echte Unterstützung. Neu: Der Fertia AI Guide – Der erste KI-Chat für Frauengesundheit Mit dem Fertia AI Guide bekommst du rund um die Uhr Zugang zu einem medizinisch und psychologisch trainierten Chat, der dich unterstützt, wenn du dich fragst: · Was bedeutet das Symptom? · Ist das noch normal? · Wie bereite ich mich auf den nächsten Termin vor? Der AI Guide hilft dir, Symptome besser zu verstehen, Fachbegriffe einzuordnen und Unsicherheiten abzubauen – anonym, empathisch und kostenlos. Trainiert mit dem Wissen von Ärzt:innen und Therapeut:innen. Was dich mit Fertia erwartet · Evidenzbasierte Inhalte zu Kinderwunsch, Zyklusstörungen (z. B. PCOS, Endometriose), Fehlgeburten und Schwangerschaft · Digitale Diagnostiktools, um deinen Zyklus und deine Fruchtbarkeit besser einzuschätzen · Psychologische Unterstützung durch fundierte Methoden zur mentalen Stärkung · Verständlich aufbereitete medizinische Informationen – klar, empathisch und aktuell Wichtiger Hinweis Der Fertia AI Guide ersetzt keine ärztliche Beratung oder Behandlung. Alle Inhalte dienen ausschließlich der allgemeinen Information und dürfen nicht zur Selbstdiagnose oder -therapieverwendet werden. Bitte wende dich bei gesundheitlichen Beschwerden oder Fragen immer an medizinisches Fachpersonal. Fertia ist für dich da – wissenschaftlich fundiert, digital verfügbar und mit echter Empathie. Jetzt kostenlos herunterladen und Fertia kennenlernen.

About

Body Thermometer

Easily log, track, and understand your body temperature over time. Monitor trends, add notes for symptoms, and set reminders to stay informed about your health. This tool is for informational purposes and not a substitute for professional medical advice.

Highlights
  • Log body temperature with date and time
  • Track trends with graphs and history
  • Add notes for symptoms
  • Set measurement reminders
  • Securely store health data
Features
Read full description

Body Thermometer is a smart and simple tool designed to help you record, track, and understand your body temperature over time. With easy-to-use features, you can quickly log your daily readings, view detailed statistics, and monitor trends to stay informed about your health. Key Features: Record your body temperature with time and date Track trends and patterns with clear graphs and history Add notes to each entry for symptoms or conditions Set reminders to log your measurements regularly Securely store your health data in one place Whether you want to monitor fever, follow recovery progress, or keep a temperature diary for health checkups, Body Thermometer makes it simple and accessible. Disclaimer: This app is intended for wellness and informational purposes only. It does not measure body temperature directly and should not be used as a substitute for professional medical diagnosis or treatment. Always consult with a qualified healthcare provider regarding any health concerns. Medical References: Centers for Disease Control and Prevention (CDC): https://www.cdc.gov Mayo Clinic: https://www.mayoclinic.org National Health Service (NHS, UK): https://www.nhs.uk World Health Organization (WHO): https://www.who.int Stay in control of your health – download Body Thermometer today! We may provide Apple with anonymized usage data exclusively for the purpose of detecting and preventing refund fraud. For complete information about our refund practices, please refer to our Privacy Policy and Terms of Use. Contact us: patriciawinter1@outlook.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://docs.google.com/document/d/1-mblaL5cuSVRzXLugh9V65Wc29emDzEW2jDLULJKisA/edit?tab=t.0

Screenshots

Fertia4 screens
Body Thermometer4 screens

Verdict

The call

The clearest difference is in-app purchases: Fertia at none against Body Thermometer's 2. Body Thermometer's advantage is update cadence (every 3 days vs every 3 weeks). 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. Body Thermometer sells 2 in-app purchases, starting at $6.99 per 7 days. Fertia asks for nothing beyond the download.

UpkeepUpdate frequency

Fertia ships an update every 3 weeks, Body Thermometer every 3 days. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Fertia versus Body Thermometer: the parameters behind the verdict, then further details
ParameterFertiaBody Thermometer
PriceFreeFree
Rating—3.4 (9 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—9 — better
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size96 MB20 MB
Age rating17+4+
DeveloperFertia Health GmbHKrause Bakker

Customer experience

Fertia

Written reviews11 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Body Thermometer

All ratings8 ratings
Positive50.0%
Neutral12.5%
Negative37.5%

In-app purchases

None

Fertia

No in-app purchases

2 purchases

Body Thermometer

Subscriptions2
  • Weekly Trial3 Days trial$6.997 Days
  • Weekly$6.997 Days

Questions

Is Fertia free?
Fertia is free to download, with no in-app purchases.
Is Body Thermometer free?
Body Thermometer is free to download, with in-app purchases available.
Do Fertia or Body Thermometer have ads?
Neither Fertia nor Body Thermometer shows ads.
Which is updated more often, Fertia or Body Thermometer?
Fertia ships an update every 3 weeks, and Body Thermometer every 3 days. Most recently, Fertia was updated on October 24, 2026 and Body Thermometer on October 24, 2026.

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