Comparison

23andMe vs IronFast

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

Head to head
About

23andMe

Explore your genetic heritage and potential health predispositions. Connect with DNA relatives and gain personalized insights into your ancestry and wellness. Offers tiered services for deeper health analysis and research participation.

Highlights
  • Ancestry exploration by region
  • Personalized health insights
  • Connect with DNA relatives
  • Premium health reports
  • Research participation option
  • Data privacy controls
Features
Read full description

Start your DNA-powered journey with the 23andMe app. Explore your ancestry, connect with your DNA relatives, review personalized health insights and more. ANCESTRY SERVICE: Explore where in the world your DNA is from across 3000+ regions. HEALTH + ANCESTRY SERVICE*: Get a more complete picture of your health with insights from your genetic data and find out what you may pass on to your future children. Includes everything in Ancestry Service.¹ 23ANDME+ PREMIUM™*: Access new premium reports and features throughout the year to keep fueling your health journey and exploring your ancestry. You can also opt in to Health Action Plan for a more personalized experience and recommendations. Includes everything in Health + Ancestry Service.² 23ANDME+ TOTAL HEALTH™**: Optimize your health with physician initiated whole exome sequencing, biannual blood testing and genetics-informed clinical care. Includes everything in 23andMe+ Premium.³ PRIVACY: You are in control of your data. When you explore your DNA with 23andMe, you entrust us with important information. That’s why, since day one, we’ve committed ourselves to protecting your privacy. We provide robust controls that give you options for your genetic data. RESEARCH: You can also choose to participate in 23andMe research. If you opt to do so, the answers you provide could help drive scientific discoveries. HOW YOUR KIT AND THE APP WORK TOGETHER: All services require purchasing a kit, registering and submitting a saliva sample using the collection tube provided. Log into your account to track your sample’s progress. Once your reports are ready, open your app to view your reports. NOTIFICATIONS: Stay in the know with notifications about personalized recommendations, new product updates, research surveys, family connections and more. TERMS OF SERVICE US (https://www.23andme.com/legal/terms-of-service) UK, IE, FI, DK, SE, NL (https://www.23andme.com/en-eu/legal/terms-of-service) Canada (https://www.23andme.com/en-ca/legal/terms-of-service/) All other countries (https://www.23andme.com/en-int/legal/terms-of-service/) Consumer Health Data Privacy Policy (https://www.23andme.com/legal/us-privacy/#washington-consumer-health-data-privacy-policy) AVAILABILITY ¹ Health + Ancestry Service is available in US, Canada, United Kingdom, Ireland, Denmark, Finland, Netherlands, and Sweden. ² 23andMe+ Premium Membership is available in US, Canada, and United Kingdom only. Health Action Plan is available in the US only and requires opting in to personalized recommendations. ³ Total Health Membership not available to residents of AL, GA, HI, LA, MS, NJ, NY, RI, SC, TN, and US territories. *The 23andMe PGS test includes health predisposition and carrier status reports. Health predisposition reports include reports that meet FDA requirements for Genetic Health Risks and wellness reports which are based on 23andMe research. Your ethnicity may affect the relevance of each report. Each Genetic Health Risk report describes if a person has variants associated with a higher risk of developing a disease, but does not describe their overall risk of developing the disease. The reports do not detect all variants. The reports are not intended to diagnose any disease, tell you about your current state of health, or for use in making medical decisions, including whether to take medication, or how much medication to take. This test is intended for use in adults. Visit https://www.23andme.com/test-info for additional important limitations about each report. **Total Health membership includes services initiated and performed by third-party clinicians and lab providers through the 23andMe platform. Additional terms and conditions also apply. Exome Sequencing is analyzed by a CLIA- and CAP-accredited laboratory. All telehealth services are provided in accordance with the Telehealth Terms (https://www.23andme.com/legal/telehealth-tos/) and Consent to Telehealth (https://www.23andme.com/legal/telehealth-consent/).

About

IronFast

Features
Read full description

**IronFast — the safest, most honest fasting app at the best price.** Track your intermittent fasting with a beautiful timer, real-time fasting phases, and safety features that actually care about your health. **WHY IRONFAST?** Most fasting apps skip the important stuff — safety screenings, medical disclaimers, honest science. We built IronFast to do it right. Every health claim includes a disclaimer. Every extended fast includes safety check-ins. And we block users who shouldn't be fasting (pregnant, eating disorders, Type 1 diabetes) instead of taking their money anyway. **FREE FEATURES:** - Beautiful circular fasting timer - Popular plans: 12:12, 14:10, 16:8, 18:6 - Real-time fasting phases (Fed → Fat Burning → Ketosis) - Phase descriptions with honest scientific disclaimers - Push notifications (start, goal reached, phase transitions) - 7-day fasting history - Streak tracking - Daily hydration tracker - Safety symptom checker during fasts - Medical disclaimer, age verification, health screening **IRONFAST PRO ($3.99/month or $24.99/year):** - All fasting plans including 20:4 Warrior, 36-hour Monk, 5:2, and custom - Detailed stats and weight tracking - 72-hour automatic safety cap - Refeeding guidance after extended fasts - NEDA helpline access for those who need support **HONEST SCIENCE:** Every fasting phase description and health claim in IronFast is labeled "Based on available research" because that's the truth. We don't oversell. We don't make miracle claims. We give you the facts and let you decide. **YOUR DATA, YOUR DEVICE:** All data stays on your device. No accounts. No cloud sync. No tracking. No ads. Ever. **SUBSCRIPTION INFORMATION:** IronFast Pro is available as an auto-renewable subscription. - Monthly: $3.99/month - Annual: $24.99/year Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions in your App Store account settings. Privacy Policy: https://sjpapps.com/apps/ironfast/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Questions? support@ironfast.app

Screenshots

23andMe4 screens
IronFast4 screens

Verdict

The call

The clearest difference is in-app purchases: 23andMe at none against IronFast's 4. IronFast's advantage is ads (none vs shown) and update cadence (daily vs weekly). On price 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. IronFast sells 4 in-app purchases, starting at $3.99 per month. 23andMe asks for nothing beyond the download.

UpkeepUpdate frequency

23andMe ships an update weekly, IronFast daily. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

Scorecard5 real differences · 5 level
23andMe versus IronFast: the parameters behind the verdict, then further details
Parameter23andMeIronFast
PriceFreeFree
Rating4.8 (560K ratings) — better—
Positive reviews39.6% of reviews—
Number of ratings560K — better—
Update frequencyWeeklyDaily — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS17.013.0 — better
Further details — not scored
Size107 MB31 MB
Age rating12+17+
Developer23andMe, Inc.SJP Custom Solutions LLC

Bugs and requests

23andMe

Reported bugs

4 issues
  • App crashes and freezes frequently
  • Relatives not showing up in family tree
  • Messaging functionality unreliable
  • Inconsistent data updates across user profiles

Requested features

4 requests
  • Improved family tree functionality
  • More detailed regional ancestry breakdowns
  • Better messaging and relative connection features
  • Ability to view health reports without additional fees

IronFast

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

23andMe

No in-app purchases

4 purchases

IronFast

Subscriptions4
  • IronFast Pro Monthly$3.991 Month
  • IronFast Pro$3.991 Month
  • IronFast Pro Annual$24.991 Year
Show 1 more
  • IronFast Pro7 Days trial$24.991 Year

Questions

Is 23andMe free?
23andMe is free to download, with no in-app purchases.
Is IronFast free?
IronFast is free to download, with in-app purchases available.
Do 23andMe or IronFast have ads?
23andMe shows ads; IronFast does not.
Which is updated more often, 23andMe or IronFast?
23andMe ships an update weekly, and IronFast daily. Most recently, 23andMe was updated on October 19, 2026 and IronFast on October 9, 2026.

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