WeighIt vs Quickfast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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 progress through calendar, list, and trend views. If you want to record more details, you can also track meals, workouts, water intake, journals, fasting, bowel movements, period, body measurements, and more — helping you better understand the reasons behind your weight changes. Main Features: • Weight Tracking Supports both kg and jin, with weight precision up to two decimal places. • Calendar View View morning and evening weight, daily changes, and lifestyle records by date. • List View Browse your daily records and notes in a simple, notebook-like format. • Trend Chart Customize time ranges and clearly see your weight change trends. • Additional Records Track meals, workouts, water intake, journals, fasting, bowel movements, period, body measurements, and other lifestyle details. Who It’s For: • People who want a simple way to track weight changes • People losing fat, gaining muscle, or maintaining weight • People who want to understand weight fluctuations through 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 body’s trends more clearly and understand your lifestyle better.
Quickfast
Easily track your food intake and manage your weight with this app. It offers photo-based calorie identification, personalized meal plans, and various fasting programs to support your health goals.
- Photo calorie identification
- Personalized meal plans
- Fasting programs
- Exercise and diet logging
- Nutritional breakdown
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Quickfast:Intermittent Fasting is a professional calorie recognition and recording app designed for people who want to lose weight, fat, and gain muscle, as well as fitness enthusiasts. It helps record diet, check calories, and answer daily health questions. [Function Introduction] Accurate recognition of calorie content in photos: With a simple snap, accurately identify the calorie, carbohydrate, protein, and fat nutritional components of the food in the photo. Customized Recipe Set: Customize a personal recipe plan based on your health condition to safeguard your health. Fasting and shaping plan: Multiple fasting plans are available for you to choose from, covering low to high difficulty levels, making light fasting a part of your lifestyle. Exercise and Diet Record: Helps you record your daily calorie intake and exercise expenditure, helping you maintain a healthy and beautiful figure. 1.Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of the purchase 2.Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period 3.Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click on "App ID", enter the "Account Settings" page, click on "Subscription", and select "Cancel Subscription" 4.Privacy Policy: https://docs.google.com/document/d/16xI4cFgGXXbDi4PjIlA4HgnG1O6xJsWTqEn0rc2xe-Q/edit?usp=sharing 5.Terms of Use: https://docs.google.com/document/d/1CLLY-Z4aCxfsMC7nx2KypX2ULC3erhiVXwBD5_IIs7I/edit?usp=sharing
Screenshots
Verdict
The clearest difference is review sentiment: WeighIt at 98% against Quickfast's 27%. WeighIt also leads on monetization model (free vs freemium) and update cadence (every 6 days vs every 2 weeks). Quickfast's advantage is iOS requirement (13.0 vs 15). On price, ads, in-app purchases 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
Both are free to download. WeighIt sells 3 one-off in-app purchases and Quickfast sells 7 in-app purchases, starting at $3.00 per 7 days. Whichever you choose, the download price is not the number that matters.
WeighIt ships an update every 6 days, Quickfast every 2 weeks. The most recent releases landed on September 30, 2026 and September 18, 2026 respectively.
| Parameter | WeighIt | Quickfast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (4 ratings) — better | — |
| Positive reviews | 98.0% of reviews — better | 27.3% of reviews |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15 | 13.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 73 MB |
| Age rating | 4+ | 9+ |
| Developer | 诚 刘 | AudioConversion |
Customer experience
WeighIt
Quickfast
In-app purchases
WeighIt
- 早年特惠$3.99
- 正式会员$4.99
- 永久会员$4.99
Quickfast
- Weekly Members$3.007 Days
- Special Offer Week Members7 Days trial$3.007 Days
- Weekly Members3 Days trial$7.007 Days
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- Special monthly membership1 Month trial$8.001 Month
- annual membership$28.001 Year
- annual membership$28.00
- permanent member$58.00








