Comparison

WeighIt vs 吃有数

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

Head to head
About

WeighIt

This minimalist app helps you accurately monitor weight changes and health habits. Log daily weight, view trends on a calendar or chart, and track diet, exercise, water intake, and more for comprehensive health management.

Highlights
  • Accurate weight recording (0.1kg)
  • Calendar and trend chart views
  • Log diet, exercise, and water intake
  • Track body measurements and menstrual cycle
  • Journal and fasting logs
Features
Read full description

A simple weight tracking app focused on one thing: helping you record your weight easily and clearly see how it changes over time. You can quickly log your daily weight, then review your records through calendar, list, and trend views. If you want to record more details, you can also log meals, workouts, water intake, journals, fasting logs, bowel movements, period, body measurements, and more — to keep a complete record of your daily lifestyle alongside your weight data. Main Features: • Weight Tracking Supports both kg and jin, with weight precision up to two decimal places. • Calendar View View morning and evening weight entries, daily records, and lifestyle logs by date. • List View Browse your daily records and notes in a simple, notebook-like format. • Trend Chart Customize time ranges and view your weight change trends. • Additional Records Log meals, workouts, water intake, journals, fasting logs, bowel movements, period, body measurements, and other lifestyle details. Who It’s For: • People who want a simple way to track their weight records • People who want to log body metrics and daily lifestyle data • People who want to observe weight fluctuations alongside daily habits • People who prefer clean, lightweight, and uncomplicated tools Spend just a few seconds each day recording your weight. Over time, you’ll see your weight trends more clearly and keep track of your lifestyle data.

About

吃有数

This app uses AI to automatically identify food from photos and calculate its nutritional information, making calorie tracking and weight management simple and efficient. It offers personalized goals, detailed nutritional analysis, and progress visualization to support your health journey.

Highlights
  • AI food recognition from photos
  • Automatic calorie and nutrition calculation
  • Personalized daily calorie goals
  • Detailed nutrient analysis (protein, carbs, fat)
  • Weight and BMI tracking with trend analysis
  • Progress photo comparison
  • Daily check-in system
Features
Read full description

吃有数 - AI驱动的智能卡路里追踪应用 还在为记录卡路里而烦恼?吃有数 让健康管理变得简单高效!只需拍照,AI 自动识别食物并计算营养信息,3秒完成记录,助你科学减重。 核心功能 AI 智能识别 拍照即可识别食物,无需手动输入。支持中餐识别,准确识别米饭、面条、炒菜等常见食物。识别速度快,3秒内返回结果。支持识别多种食物(一盘菜中的多个菜品)。识别结果可编辑,确保数据准确。 卡路里追踪 基于 Mifflin-St Jeor 公式计算基础代谢率(BMR)。智能计算每日卡路里目标。实时显示卡路里摄入和剩余。科学的卡路里补偿机制(前一天剩余+运动消耗)。支持自定义目标卡路里。 营养分析 追踪蛋白质、碳水化合物、脂肪三大营养素。显示营养素剩余量和完成度。营养素配比可视化(饼图、堆叠图)。基于营养摄入提供个性化建议。 数据可视化 周视图堆叠柱状图(按天显示,堆叠显示蛋白质/碳水/脂肪)。体重趋势曲线图。BMI 可视化刻度条。目标进度追踪。打卡日历视图。 体重管理 记录体重变化,自动计算 BMI。显示 BMI 状态(偏瘦/健康/超重/肥胖)。体重趋势分析(按周/月/年查看)。称重提醒功能。 目标设置 设置目标体重和减重速度。自动计算每日卡路里目标。显示目标完成进度。支持多个目标(减重、增肌、维持等)。 运动记录 记录运动消耗,自动计算卡路里。支持50+种运动类型。运动消耗可补偿到卡路里预算。运动历史查看和趋势分析。 进度照片 上传进度照片,记录身体变化。支持正面、侧面、背面、全身照片。照片对比功能,见证改变。 打卡系统 每日打卡,形成连续打卡记录。显示连续打卡天数(Day Streak)。周视图显示打卡情况。打卡提醒功能。 保存的食物 收藏常用食物,快速添加。支持自定义常用分量和单位。按使用频率排序。 产品特色 极简设计 - 界面简洁,操作直观,核心功能3步内完成,无广告干扰 快速响应 - API响应小于1秒,图片识别小于3秒,页面加载小于2秒 科学算法 - 基于科学的营养学原理,个性化减重方案,动态目标调整 数据安全 - 数据加密存储,隐私保护,支持数据导出 适合人群 有减重需求的都市白领、健身爱好者、关注健康饮食的人群、需要精确控制营养摄入的人群。 使用场景 早餐:在公司楼下买早餐,拍照记录。午餐:点外卖,拍照识别。晚餐:在家做饭,拍照记录。睡前:查看今日卡路里和明日建议。 隐私与安全 我们重视您的隐私和数据安全。所有数据加密存储。不会向第三方分享您的个人信息。支持数据导出和删除。符合 GDPR 合规要求。 反馈与支持 我们持续优化产品,您的反馈对我们非常重要。应用内反馈功能。客服支持。定期更新,修复bug,优化体验。 开始你的科学减重之旅,让 吃有数 成为你最信赖的智能健康管理助手! 官网:http://chiyoushu.com

Screenshots

WeighIt3 screens
吃有数4 screens

Verdict

The call

The clearest difference is rating: 吃有数 at 5.0 against WeighIt's 4.2. WeighIt's advantage is monetization model (free vs free with in-app purchases). On price, review sentiment, ratings volume and update cadence 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. WeighIt sells 3 one-off in-app purchases and 吃有数 sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

吃有数 holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 96% of WeighIt's written reviews are positive against 98% of 吃有数's.

UpkeepUpdate frequency

WeighIt ships an update every 6 days, 吃有数 weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
WeighIt versus 吃有数: the parameters behind the verdict, then further details
ParameterWeighIt吃有数
PriceFreeFree
Rating4.2 (5 ratings)5.0 (3 ratings) — better
Positive reviews96.2% of reviews98.2% of reviews — better
Number of ratings5 — better3
Update frequencyEvery 6 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15 — better15.5
Further details — not scored
Size6 MB96 MB
Age rating4+4+
Developer诚 刘明 程

Customer experience

WeighIt

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews52 reviews
Positive96.2%
Neutral1.9%
Negative1.9%

吃有数

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews56 reviews
Positive98.2%
Neutral0.0%
Negative1.8%

In-app purchases

3 purchases

WeighIt

One-time3
  • 早年特惠$3.99
  • 正式会员$4.99
  • 永久会员$4.99
6 purchases

吃有数

One-time6
  • CalShot-15天会员$0.99
  • CalShot-30天会员$2.99
  • 180天会员特价$4.99
Show 3 more
  • 一年会员特价$9.99
  • 2年会员特价$14.99
  • 永久会员$19.99

Questions

Is WeighIt free?
WeighIt is free to download, with in-app purchases available.
Is 吃有数 free?
吃有数 is free to download, with in-app purchases available.
Which has better reviews, WeighIt or 吃有数?
吃有数 is rated higher. WeighIt averages 4.2 out of 5 from 5 ratings, while 吃有数 averages 5.0 from 3 ratings.
Do WeighIt or 吃有数 have ads?
Neither WeighIt nor 吃有数 shows ads.
Which is updated more often, WeighIt or 吃有数?
WeighIt ships an update every 6 days, and 吃有数 weekly. Most recently, WeighIt was updated on October 30, 2026 and 吃有数 on October 31, 2026.

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