Comparison

Nutrina vs Kerno

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

Head to head
About

Nutrina

Features
Read full description

Go beyond just counting calories. Nutrina helps you eat healthier by focusing on what your body actually needs: nutrient density. Learn what each vitamin and mineral does, discover the best natural food sources, and track your complete nutritional intake. What you’ll get: β€’ Nutrient of the Day: A quick daily summary highlighting one key nutrient and why it matters. β€’ Journal: Log your meals and get a detailed analysis of your intake, covering vitamins, minerals, carbs, protein, fats, and calories. Spot the gaps in your diet before they become problems. β€’ Targeted Tracking: Monitor specific vitamins and minerals, and track your progress toward your personal health goals. β€’ Fact Sheets: Concise, science-based information about each nutrient, including health benefits, deficiency signs, and daily recommended values (DRVs). β€’ Top Foods & Dishes: Ranked lists of the best foods and recipes rich in the specific nutrients you need. β€’ My Dishes: Save your favorite home-cooked meals, store recipe instructions, and view their complete macro- and micronutrient breakdowns. Nutrina emphasizes whole and home-prepared meals while also including data for common packaged foods, giving you a complete picture of your diet. Important Disclaimer: Nutrina is for educational and personal tracking purposes only and does not provide medical advice. It should not be used as a substitute for professional medical guidance, diagnosis, or treatment. Always consult a physician or qualified health provider with any questions regarding a medical condition. Our food composition data is primarily sourced from the Canadian Nutrient File (Health Canada), which includes extensive data derived from the USDA.

About

Kerno

Features
Read full description

Kerno is the habit tracker that's on your side. No pressure, no punishment – just your progress. NEW IN 2.0: YOUR PERSONAL AI COACH Kerno spots your patterns: your strongest weekday, the time of day your habits work best, and which habit is on the rise. With Apple Intelligence you get a personal daily nudge with one concrete tip. Everything runs on your iPhone – your data never leaves your device. CREATE HABITS WITH AI Just type your goal, like β€œsleep better”. Kerno suggests three small, doable habits. One tap and you're set. CHECK OFF WITHOUT OPENING THE APP β€’ Control Center, Lock Screen & Action button β€’ Interactive widgets for Home and Lock Screen β€’ Siri: β€œHow is my day in Kerno?” β€’ Focus filters: see only work habits in your Work focus PROGRESS THAT MOTIVATES β€’ Streaks with rest days – one missed day doesn't ruin everything β€’ Overachieving counts: did more? It gets celebrated. β€’ Pause & vacation mode freezes your streak β€’ Rest days, specific weekdays or intervals β€’ Daily, weekly or monthly goals with amounts and units β€’ Log retroactively, with notes and mood FOCUS TIMER Stay in the zone with Live Activity and Dynamic Island, linked directly to your habit. APPLE HEALTH Steps, exercise, mindfulness, water, distance, calories – and now sleep. Linked habits check themselves off automatically. STATS & ACHIEVEMENTS Year heatmap, calendar, success rates, badges and a weekly review you can share as an image. NEW DESIGN Liquid Glass, flowing gradients and delightful animations. Kerno feels like part of iOS. PRIVATE No account, no tracking, no ads. Your data stays on your device. Back up to a file anytime. KERNO PRO 3 habits are free forever. Kerno Pro unlocks unlimited habits, the AI coach & all insights, focus timer, Apple Health, CSV export, the weekly review and all future Pro features. Monthly, yearly or one-time purchase. The AI coach requires an iPhone with Apple Intelligence and iOS 26. Control Center controls require iOS 18. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://kerno.advema.de/datenschutz

Screenshots

Nutrina4 screens
Kerno4 screens

Verdict

The call

The clearest difference is in-app purchases: Nutrina at none against Kerno's 3. Nutrina also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Kerno sells 3 in-app purchases, starting at $2.99 per month. Nutrina asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

Scorecard2 real differences Β· 4 level
Nutrina versus Kerno: the parameters behind the verdict, then further details
ParameterNutrinaKerno
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPod β€” betteriPhone
Requires iOS13.0 β€” better17.0
Further details β€” not scored
Size38 MB3 MB
Age rating4+4+
DeveloperCraftwiseADVEMA

In-app purchases

None

Nutrina

No in-app purchases

3 purchases

Kerno

Subscriptions2
  • Kerno Pro – Monatlich$2.991 Month
  • Kerno Pro – JΓ€hrlich$17.991 Year
One-time1
  • Kerno Pro – Lifetime$34.99

Questions

Is Nutrina free?
Nutrina is free to download, with no in-app purchases.
Is Kerno free?
Kerno is free to download, with in-app purchases available.
Do Nutrina or Kerno have ads?
Neither Nutrina nor Kerno shows ads.
Which is updated more often, Nutrina or Kerno?
Nutrina ships an update every 2 months, and Kerno every 2 months. Most recently, Nutrina was updated on October 18, 2026 and Kerno on October 12, 2026.

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