Comparison

MiVia Essential vs FFMI

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

Head to head

Fat Free Mass Index

About

MiVia Essential

This app works with a compatible wristband to monitor your fitness. It tracks daily activity, sleep quality, and calculates a health index using heart rate data. Features include breath training and smart notifications.

Highlights

Sync wristband data wirelessly
Auto-track daily activities
Calculate health index (EKG heart rate)
Interactive breath training coach
Smart notifications for calls and messages

Read full description

MiVia Essential The free MiVia Essential app is designed to work with the MiVia Essential wristband. It helps you accurately monitor your body’s fitness status during your daily routine. Enjoy the benefits of a healthier, more active lifestyle with the MiVia Essential app as it tracks your daily goals and progress over time for steps, calories burned, distance covered, activities, sleep quality, health index, and much more. Features: • Wirelessly sync your MiVia Essential wristband data to your mobile device. • Auto-track your daily activities, including steps, calories burned, distance covered, active time, and sleep quality. • Calculate your health index via EKG heart rate measurement, showing your heart rate, physiological age, body stress, and energy values. • Breath training provides an interactive rhythmic breathing coach to help balance your body's life-support network — the autonomic nervous system. • Smart push incoming calls, instant messages, WhatsApp, Line, Facebook, Twitter, schedule, and Skype notifications from a mobile device to your MiVia Essential wristband. Note: Compatible with iPhone 5/5c/5s/SE/6/6s/6 Plus/6s Plus devices with iOS version 8-9 installed

About

FFMI

Features

Read full description

Calculate and keep track of your Fat Free Mass Index (FFMI). Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MiVia Essential4 screens

FFMI2 screens

Verdict

The call

The clearest difference is in-app purchases: MiVia Essential at none against FFMI's 1. MiVia Essential also leads on update cadence (monthly vs every 3 months) and iOS requirement (8.0 vs 16.0). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. FFMI sells 1 in-app purchase, starting at $0.99 per year. MiVia Essential asks for nothing beyond the download.

UpkeepUpdate frequency

MiVia Essential ships an update monthly, FFMI every 3 months. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 5 level

MiVia Essential versus FFMI: the parameters behind the verdict, then further details
Parameter	MiVia Essential	FFMI
Price	Free	Free
Positive reviews	16.7% of reviews	—
Update frequency	Monthly — better	Every 3 months
Ads	No	No
In-app purchases	No — better	Yes
Monetization	Free	—
Devices	iPhone, iPod — better	iPhone
Requires iOS	8.0 — better	16.0
Further details — not scored
Size	33 MB	6 MB
Age rating	4+	4+
Developer	MiTAC GISmo	Almudena Blanco Morett

In-app purchases

None

MiVia Essential

No in-app purchases

1 purchases

FFMI

Subscriptions1

Full Year Access$0.991 Year

Questions

Is MiVia Essential free?

MiVia Essential is free to download, with no in-app purchases.

Is FFMI free?

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

Do MiVia Essential or FFMI have ads?

Neither MiVia Essential nor FFMI shows ads.

Which is updated more often, MiVia Essential or FFMI?

MiVia Essential ships an update monthly, and FFMI every 3 months. Most recently, MiVia Essential was updated on October 10, 2026 and FFMI on October 3, 2026.