Comparison

Link Fit vs CarbFlow

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

Head to head
About

Link Fit

Features
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Link Fit — The ultimate workout tracker and fitness planner for gym-goers and fitness enthusiasts. Whether you're building muscle through strength training, burning fat with cardio, or following structured exercise plans, Link Fit delivers a professional and smart fitness experience. 【CORE FEATURES】 ■ Strength Training Tracker Log every set with precision — track weight, reps, and sets across warm-up, drop sets, and working sets. Supports dumbbell, barbell, cable, and machine exercises. Training volume auto-calculated in real time. Syncs seamlessly to Apple Watch. ■ Custom Workout Plans & Templates Create personalized plans based on your goals — muscle gain, fat loss, or performance. Schedule weekly training splits, copy and edit routines. Explore official workout plans covering chest, back, legs, shoulders, arms, and core — beginners get started instantly. ■ Exercise Library Hundreds of professional exercises with HD GIF demos — strength, bodyweight, stretching, and warm-ups. Upload custom exercises. Filter by muscle group and equipment type. ■ Cardio & Endurance Training Track running, cycling, jump rope, swimming, HIIT, and more. Monitor duration and calories burned. Real-time aerobic mode with voice coaching and visual progress. ■ Apple Watch Integration Sync training data in real time. View exercise details and progress on your wrist. Precise rest timer between sets — no phone needed mid-workout. 【DATA TRACKING & ANALYTICS】 ■ Body Composition Tracker Log weight, body fat %, BMI, and measurements. Smart charts visualize progress trends. Calorie distribution and muscle activation views to evaluate training results. ■ Workout History & Reports Complete history with daily, weekly, monthly, yearly views. Smart reports summarize volume, frequency, and trends. ■ Fitness Calculators Built-in TDEE, BMR, BMI, and macro calculators for science-based workout and diet planning. 【NUTRITION & DIET TRACKING】 ■ Meal Logging Log meals and auto-calculate protein, carbs, fat, and calories. Extensive food database with quick search. ■ Nutrition Goals Set daily macro targets for muscle gain, fat loss, or maintenance. Carb cycling plans with one tap. ■ AI Food Recognition Snap a photo — AI identifies foods and estimates nutrition facts instantly. 【COMMUNITY & MOTIVATION】 ■ Fitness Community Share workout results, browse others' journeys. Like, comment, save — find training partners and stay accountable. ■ Challenges & Rewards Join fitness challenges, complete daily tasks to earn points. Your consistency pays off. ■ AI Fitness Coach 24/7 AI trainer — ask questions, get personalized workout and exercise recommendations. Download Link Fit and start your science-based fitness journey! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CarbFlow

Features
Read full description

CarbFlow 是一款专注碳循环的轻量饮食与训练记录工具。它把每日碳日、宏量营养素、训练和身体变化放在同一条节奏里,减少反复计算,让你更容易坚持自己的计划。 【看懂今天】 • 安排高、中、低碳日,一眼确认今天的饮食节奏 • 实时显示摄入净值、营养进度与剩余或已超额度 • 每次记录后即时更新,无需手动汇总 【快速记录】 • 记录碳水、蛋白质和脂肪摄入 • 常吃食物一键添加,支持搜索与自定义食物 • 输入实际克数后自动等比换算营养含量 • 支持部分食材按生重或熟重选择,更贴近日常称量方式 • 灵活记录力量、有氧与自定义训练,可调整时长、强度和消耗热量 【回看变化】 • 通过日历回看每天的碳日、饮食与训练记录 • 记录体重、体脂和身体围度,查看阶段变化 【Pro 计划】 一次购买,终身使用。解锁: • 结合性别、年龄、身高、体重、体脂、目标和活动量生成个性化摄入参考 • 一周碳日安排、一键应用与重新评估 • 7 / 14 / 30 天趋势复盘与计划微调参考 • 桌面小组件,快速查看今日碳日、摄入净值与营养进度

Screenshots

Link Fit4 screens
CarbFlow4 screens

Verdict

The call

The clearest difference is in-app purchases: CarbFlow at none against Link Fit's 9. Link Fit's advantage is device support (3 vs 1) and iOS requirement (16 vs 18.0). On price, update cadence and ads 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. Link Fit sells 9 in-app purchases, starting at $1.99 per month. CarbFlow asks for nothing beyond the download.

UpkeepUpdate frequency

Link Fit ships an update every 2 days, CarbFlow every 3 days. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 3 level
Link Fit versus CarbFlow: the parameters behind the verdict, then further details
ParameterLink FitCarbFlow
PriceFreeFree
Update frequencyEvery 2 days — betterEvery 3 days
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPod, Apple Watch — betteriPhone
Requires iOS16 — better18.0
Further details — not scored
Size39 MB6 MB
Age rating4+4+
Developer成都铭宇泽科技有限公司嘉琪 郑

In-app purchases

9 purchases

Link Fit

Subscriptions3
  • 超能力宝$1.991 Month
  • 超能力宝$4.993 Months
  • 超能力宝$17.991 Year
One-time6
  • 200 Credits$0.99
  • 1000 Credits$1.99
  • Super Power Monthly$1.99
Show 3 more
  • Super Power Quarterly$5.99
  • 5000 Credits$9.99
  • Super Power Annual$22.99
None

CarbFlow

No in-app purchases

Questions

Is Link Fit free?
Link Fit is free to download, with in-app purchases available.
Is CarbFlow free?
CarbFlow is free to download, with no in-app purchases.
Do Link Fit or CarbFlow have ads?
Neither Link Fit nor CarbFlow shows ads.
Which is updated more often, Link Fit or CarbFlow?
Link Fit ships an update every 2 days, and CarbFlow every 3 days. Most recently, Link Fit was updated on October 15, 2026 and CarbFlow on October 3, 2026.

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