Comparison

Chew AI vs Flex

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

Head to head
About

Chew AI

Effortlessly track your food intake and achieve your body goals by simply snapping pictures of your meals. This AI-powered tool provides personalized plans, insights, and water/weight tracking to help you adjust eating habits and get slimmer.

Highlights
  • Food picture tracking
  • Automatic calorie logging
  • Personalized diet plans
  • AI coach insights
  • Water and weight tracking
  • Workout and activity sync
Features
Read full description

Chew AI is the simplest & smartest way to get your target body!! No time to do more exercises? That's okay. Don't want to eat rabbit food? No problem. With the game-changer AI loaded, we've helped millions achieve their goals just by adjusting their eating habits. Now it's your turn to change. What we can do: Take a picture of your food Track Calories in Seconds (auto-logging) Generate a personalized plan that works for you Comprehensive AI Coach Insights & Tips Track Water & Weight anytime Sync Workouts & Activity intelligently Calculate your calorie gap to get slimmer We've been trying hard to keep everything easy but effective. We don't want you to learn all those complicated nutrition facts and breakdowns or listen to the fitness trainer's sales pitch like other apps do. All you need to do is snap your food. And Chew AI will do the rest to help you get the dream body. Terms of Use: https://dreamtechpte.com/chewai/tos/tos.html Privacy Policy: https://dreamtechpte.com/chewai/policy/policy.html chewai@dreamtechpte.com

About

Flex

Effortlessly track your strength training progress, build personalized workout routines, and visualize your lifts with an intelligent plate calculator. Syncs data across devices using iCloud for seamless access and prioritizes privacy with Sign in with Apple.

Highlights
  • Effortless workout tracking
  • Personalized workout templates
  • Customizable workout folders
  • Smart Plate Calculator
  • Cross-device iCloud sync
  • Privacy-focused with Sign in with Apple
Features
Read full description

Flex is the ultimate companion for your strength training journey. Whether you're a powerlifter, bodybuilder, or just getting started in the gym, Flex helps you track your progress, build strength, and achieve your fitness goals with simplicity and precision. Experience effortless workout tracking designed to keep you focused on your lift, not your phone. You can build personalized workout templates for any routine and organize them into custom folders to keep your training schedule clean and accessible. With the built-in Smart Plate Calculator, you never have to do gym math again.... Flex automatically visualizes how to load the bar for your specific lifts. Your workouts go where you go. Flex seamlessly syncs your data across all your devices using iCloud, so your history is always up to date. Designed with privacy in mind, Flex uses Sign in with Apple and iCloud to ensure your health data remains secure without third-party accounts. Build consistency and see results. Download Flex today and make every rep count. Flex is designed and built by two fitness freaks, Ashton Krstolic and Kevin Brown. Every feature exists because we needed it at the rack. Questions or ideas? Visit our support page — we read every message.

Screenshots

Chew AI4 screens
Flex4 screens

Verdict

The call

The clearest difference is review sentiment: Flex at 100% against Chew AI's 50%. Flex also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 4). Chew AI's advantage is update cadence (weekly vs every 6 months) and iOS requirement (15.0 vs 18.0). On price, ratings volume, ads and device support 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. Chew AI sells 4 in-app purchases, starting at $3.99 per 7 days. Flex asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Flex holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews point the same way: 50% of Chew AI's written reviews are positive against 100% of Flex's.

UpkeepUpdate frequency

Chew AI ships an update weekly, Flex every 6 months. The most recent releases landed on October 16, 2026 and September 23, 2026 respectively.

Scorecard6 real differences · 4 level
Chew AI versus Flex: the parameters behind the verdict, then further details
ParameterChew AIFlex
PriceFreeFree
Rating4.0 (4 ratings)5.0 (7 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings47 — better
Update frequencyWeekly — betterEvery 6 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size77 MB3 MB
Age rating4+4+
DeveloperANAMANA PTE. LTD.KEVIN BROWN

Customer experience

Chew AI

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Flex

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Chew AI

Subscriptions4
  • Unlimited$3.997 Days
  • Unlimited$19.991 Year
  • Unlimited3 Days trial$34.991 Year
Show 1 more
  • Unlimted7 Days trial$34.991 Year
None

Flex

No in-app purchases

Questions

Is Chew AI free?
Chew AI is free to download, with in-app purchases available.
Is Flex free?
Flex is free to download, with no in-app purchases.
Which has better reviews, Chew AI or Flex?
Flex is rated higher. Chew AI averages 4.0 out of 5 from 4 ratings, while Flex averages 5.0 from 7 ratings.
Do Chew AI or Flex have ads?
Neither Chew AI nor Flex shows ads.
Which is updated more often, Chew AI or Flex?
Chew AI ships an update weekly, and Flex every 6 months. Most recently, Chew AI was updated on October 16, 2026 and Flex on September 23, 2026.

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