# BMI Calculator 2025 vs spf.today

The clearest difference is review sentiment: spf.today at 89% against BMI Calculator 2025's 0%. spf.today also leads on ads (none vs shown). BMI Calculator 2025's advantage is rating (4.9 vs 4.6) and device support (3 vs 1). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. BMI Calculator 2025 sells 1 one-off in-app purchase and spf.today sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

BMI Calculator 2025 holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 28 and 36 respectively. Written reviews complicate that: 0% of BMI Calculator 2025's written reviews are positive against 89% of spf.today's, so the app with the better star average is not the one people write more warmly about.

BMI Calculator 2025 ships an update weekly, spf.today every 5 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BMI Calculator 2025 | spf.today |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (28 ratings)](https://appshunter.io/ios/app/bmi-calculator-2025/id1475098155/reviews)** | [4.6 (36 ratings)](https://appshunter.io/ios/app/spftoday-sunscreen-tracker/id6670567397/reviews) |
| Number of ratings | 28 | **36** |
| Positive reviews | 0.0% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 42 MB | 69 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Simon Burgess](https://appshunter.io/developer/960547111) | [Destro Labs LLC](https://appshunter.io/developer/939914528) |

## What reviewers say

### BMI Calculator 2025

[App page](https://appshunter.io/ios/app/bmi-calculator-2025/id1475098155)

Easily calculate your Body Mass Index (BMI) with a user-friendly interface. Input your height and weight in various units, and see your BMI update in real-time. This app helps you understand your weight status and potential health risks.

**Highlights:** Real-time BMI updates, Metric, Imperial, and British units, No registration required, Multiple themes, Customizable UI layout, Large, clear fonts, Multilingual support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### spf.today

[App page](https://appshunter.io/ios/app/spftoday-sunscreen-tracker/id6670567397)

Effortlessly track sunscreen application and receive smart reapply reminders. Build consistent sun safety habits with progress tracking and discreet notifications, designed to fit seamlessly into your daily routine.

**Highlights:** Log sunscreen in seconds, Track from Lock Screen/Apple Watch, Smart reapply reminders, Build streaks and view history, Subtle, silent notifications, Fits into daily routine

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Subscription | $14.99 | per year |
| Annual Subscription | $14.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is BMI Calculator 2025 free?

BMI Calculator 2025 is free to download, with in-app purchases available.

### Is spf.today free?

spf.today is free to download, with in-app purchases available.

### Which has better reviews, BMI Calculator 2025 or spf.today?

BMI Calculator 2025 is rated higher. BMI Calculator 2025 averages 4.9 out of 5 from 28 ratings, while spf.today averages 4.6 from 36 ratings.

### Do BMI Calculator 2025 or spf.today have ads?

BMI Calculator 2025 shows ads; spf.today does not.

### Which is updated more often, BMI Calculator 2025 or spf.today?

BMI Calculator 2025 ships an update weekly, and spf.today every 5 days. Most recently, BMI Calculator 2025 was updated on November 3, 2026 and spf.today on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*