New BMI Calculator vs Fasty
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
New BMI Calculator
Calculate your Body Mass Index using both the new and old formulas to compare results. Understand your BMI category with clear explanations and examples. This tool provides reference values for health awareness.
- New BMI formula calculation
- Old BMI formula calculation
- Comparison of BMI formulas
- BMI category explanations
- Reference values provided
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Include New BMI & Old BMI formula,you can compare difference between two formulas. New BMI formula: NEW BMI = 5734 * weight (lb) / height (in) ^ 2.5 = 1.3 * weight (kg) / height (m) ^ 2.5 Old BMI formula: BMI = 703 * weight (lb) / height (in) ^ 2 = weight (kg) / height (m) ^ 2 For Example: 5 ft 4 inch, 132 lbs NEW BMI = 23.10, Overweight OLD BMI = 22.66, Normal Range Of course, the human body is very complex. Bmi figures are reference values
Fasty
This app helps users track intermittent fasting by monitoring fasting days and eating periods. It supports weight tracking in both pounds and kilograms and does not collect user data.
- Intermittent fasting tracking
- Weight tracking
- Fasting day monitoring
- Eating period logging
- Pound and kilogram support
- No data collection
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Fasty: the Fasting Tracker helps you track your weight, the days you fast, and when you eat on non-fasting days (intermittent fasting). Fasty doesn't track any of your data, is free, and supports pounds and kilograms.
Screenshots
Verdict
The clearest difference is review sentiment: Fasty at 100% against New BMI Calculator's 20%. Fasty also leads on rating (4.9 vs 1.0) and in-app purchases (none vs 1). New BMI Calculator's advantage is update cadence (every 3 weeks vs every 16 months) and iOS requirement (11.0 vs 14.0). On price 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. New BMI Calculator sells 1 one-off in-app purchase. Fasty asks for nothing beyond the download.
Fasty holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Fasty has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of New BMI Calculator's written reviews are positive against 100% of Fasty's.
New BMI Calculator ships an update every 3 weeks, Fasty every 16 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | New BMI Calculator | Fasty |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.9 (7 ratings) — better |
| Positive reviews | 20.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 7 — better |
| Update frequency | Every 3 weeks — better | Every 16 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | +4 | 4+ |
| Developer | TIEN TA LEE | Forest and the Trees, LLC |
Customer experience
New BMI Calculator
Fasty
In-app purchases
New BMI Calculator
- No Ads New BMI Calculator$0.99
Fasty
No in-app purchases
Questions
Is New BMI Calculator free?
Is Fasty free?
Which has better reviews, New BMI Calculator or Fasty?
Do New BMI Calculator or Fasty have ads?
Which is updated more often, New BMI Calculator or Fasty?
Other comparisons
