Comparison

SimpleFFT vs FOOT COMPARE

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

Head to head

Frequency analysis

Fun Foot Match & AI Analyzer

Free

🔧 Utilities

No ratingsView app →

About

SimpleFFT

Features

Read full description

This app can easily analyze the frequency of sound. For the sound of the recording file recorded at each refresh time interval, FFT is executed and displayed for the four voices collected one after another at each refresh interval.

About

FOOT COMPARE

Features

Read full description

Step into the fun world of FootCompare! Features: - Compare your feet with friends or anyone you like. - AI-powered foot analysis for fun insights. - Simple, colorful, and fun interface! - Share your results with friends and make everyone laugh. Perfect for fun, challenges, and laughs—FootCompare turns feet into a source of entertainment! Download now and see whose feet are the best match! Ever wondered how your feet match with friends, celebrities, or even your favorite cartoon characters? FootCompare uses smart AI to analyze your feet and give you a playful match score!FootCompare – Fun Foot Match & AI Analyzer.

Screenshots

SimpleFFT4 screens

FOOT COMPARE3 screens

Verdict

The call

The clearest difference is in-app purchases: FOOT COMPARE at none against SimpleFFT's 1. FOOT COMPARE also leads on update cadence (every 5 months vs every 18 months). On price, ads, device support and iOS requirement 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. SimpleFFT sells 1 one-off in-app purchase. FOOT COMPARE asks for nothing beyond the download.

UpkeepUpdate frequency

SimpleFFT ships an update every 18 months, FOOT COMPARE every 5 months. The most recent releases landed on August 28, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 4 level

SimpleFFT versus FOOT COMPARE: the parameters behind the verdict, then further details
Parameter	SimpleFFT	FOOT COMPARE
Price	Free	Free
Update frequency	Every 18 months	Every 5 months — better
Ads	Yes	Yes
In-app purchases	Yes	No — better
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0 — better	15.5
Further details — not scored
Size	5 MB	72 MB
Age rating	4+	4+
Developer	HIROFUMI MARUO	VO MAI TRINH

In-app purchases

1 purchases

SimpleFFT

One-time1

Premium Functions$0.49

None

FOOT COMPARE

No in-app purchases

Questions

Is SimpleFFT free?

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

Is FOOT COMPARE free?

FOOT COMPARE is free to download, with no in-app purchases.

Do SimpleFFT or FOOT COMPARE have ads?

Both SimpleFFT and FOOT COMPARE show ads.

Which is updated more often, SimpleFFT or FOOT COMPARE?

SimpleFFT ships an update every 18 months, and FOOT COMPARE every 5 months. Most recently, SimpleFFT was updated on August 28, 2026 and FOOT COMPARE on September 12, 2026.