Comparison

CarboTracker vs The Fast

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

Head to head
About

CarboTracker

Features
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CarboTracker: Track What Matters What gets monitored gets managed. CarboTracker is the no-judgment tool for understanding your nutrition and building awareness through consistent tracking. Why CarboTracker? Lose weight and improve health without the guilt. CarboTracker makes tracking net carbs simple, fast, and sustainable — whether you're doing keto, low-carb, or just curious about where your carbs come from. Key Features: • Quick Logging: Barcode scanning, AI food search, and access to 500,000+ foods in our database. Log your meal in seconds. • AI Food Search: Can't find a food? Describe it to our AI. "Chipotle burrito bowl with extra guac" — the AI understands and logs it instantly with accurate macro estimates. No manual entry needed. • Smart Goals: Auto-adjusting daily carb targets based on your progress. Set it and let the app learn your patterns. • Streak Tracking: See your consistency at a glance. Small consistent choices compound into extraordinary results. • Weekly Trends: Visual charts show your net carb patterns over time — no hidden meals, no surprises. • Staple Foods: Save your favorite foods for lightning-fast logging. One tap, fully logged. • Barcode Scanning: Point and scan any packaged food. The app instantly logs it with accurate macros. • 14-Day Free Trial: Full access to all features. No credit card required to start. Our Philosophy: Health is about awareness, not perfection. You don't need to be perfect to be healthy. What matters is honest data and consistent choices. We don't judge your meals — we just help you see them clearly. Whether you logged a salad or a burger, tracking it matters. That's where change starts. Auto-Recalculating Goals: Your daily net carb goal adjusts intelligently based on your progress. Losing weight faster? Your goal adapts. Plateauing? We help you understand why. The app evolves with you. The CarboTracker Difference: No ads. No influencers. No judgment. Just your data, presented honestly. Built for people who want to understand their nutrition without the noise. Privacy & Data: Your data is yours. We don't sell it, share it with advertisers, or use search data for tracking. All your logs and searches stay private and are used only to improve your app experience. Full privacy policy available in the app. Subscription: Unlock unlimited tracking, advanced analytics, and all premium features with a monthly or annual subscription. Choose what works for you: • Monthly: $1.99/month • Annual: $19.99/year (44% savings) 14-day free trial — cancel anytime. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Start your free trial today. Small consistent choices compound into extraordinary results.

About

The Fast

Features
Read full description

Fasting, at your pace. Choose a duration and start. A slowly moving record marks the time, with elapsed time and time remaining always within reach. ON YOUR HOME SCREEN Small and medium widgets keep your fast in view. See elapsed time at a glance, or use the larger widget for the full record, progress and time remaining. A MONTH, ON RECORD Browse your fasting history in a simple calendar. Finished goals retain their record color. Early endings appear in gray. Open any day to see each fast. YOURS TO SHARE Share one fast or your whole month as a single image. Include record details and exact times when you want to. LIGHT BY DESIGN Use the timer, history and widgets without an account. Your records stay on your device unless you choose to sync them. Optional Apple, Google or email sign-in lets you keep records across devices. Free to use. No ads. The Fast records time. It does not provide medical or dietary advice.

Screenshots

CarboTracker1 screens
The Fast4 screens

Verdict

The call

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

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

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

Both are free to download. CarboTracker sells 3 in-app purchases, starting at $1.99 per month. The Fast asks for nothing beyond the download.

UpkeepUpdate frequency

CarboTracker ships an update every 3 weeks, The Fast daily. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

Scorecard2 real differences Ā· 4 level
CarboTracker versus The Fast: the parameters behind the verdict, then further details
ParameterCarboTrackerThe Fast
PriceFreeFree
Update frequencyEvery 3 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better16.4
Further details — not scored
Size121 MB31 MB
Age rating4+4+
DeveloperToby DunnPrime Adventure LLC

In-app purchases

3 purchases

CarboTracker

Subscriptions2
  • Net Carb Tracker Pro - MONTHLY14 Days trial$1.991 Month
  • Net Carb Tracker Pro - ANNUAL14 Days trial$19.991 Year
One-time1
  • 25 Bonus AI Searches$0.99
None

The Fast

No in-app purchases

Questions

Is CarboTracker free?
CarboTracker is free to download, with in-app purchases available.
Is The Fast free?
The Fast is free to download, with no in-app purchases.
Do CarboTracker or The Fast have ads?
Neither CarboTracker nor The Fast shows ads.
Which is updated more often, CarboTracker or The Fast?
CarboTracker ships an update every 3 weeks, and The Fast daily. Most recently, CarboTracker was updated on October 9, 2026 and The Fast on October 11, 2026.

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