Comparison

SimpleFFT vs 龙嘉SCM供应商

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

Head to head

Frequency analysis

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

龙嘉SCM供应商

Features

Read full description

移动办公，提高效率！

Screenshots

SimpleFFT4 screens

龙嘉SCM供应商3 screens

Verdict

The call

The clearest difference is in-app purchases: 龙嘉SCM供应商 at none against SimpleFFT's 1. 龙嘉SCM供应商 also leads on ads (none vs shown) and update cadence (every 4 months vs every 18 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SimpleFFT sells 1 one-off in-app purchase. 龙嘉SCM供应商 asks for nothing beyond the download.

UpkeepUpdate frequency

SimpleFFT ships an update every 18 months, 龙嘉SCM供应商 every 4 months. The most recent releases landed on August 28, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 2 level

SimpleFFT versus 龙嘉SCM供应商: the parameters behind the verdict, then further details
Parameter	SimpleFFT	龙嘉SCM供应商
Price	Free	Free
Update frequency	Every 18 months	Every 4 months — better
Ads	Yes	No — better
In-app purchases	Yes	No — better
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0	12.0 — better
Further details — not scored
Size	5 MB	35 MB
Age rating	4+	4+
Developer	HIROFUMI MARUO	文朗梁

In-app purchases

1 purchases

SimpleFFT

One-time1

Premium Functions$0.49

None

龙嘉SCM供应商

No in-app purchases

Questions

Is SimpleFFT free?

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

Is 龙嘉SCM供应商 free?

龙嘉SCM供应商 is free to download, with no in-app purchases.

Do SimpleFFT or 龙嘉SCM供应商 have ads?

SimpleFFT shows ads; 龙嘉SCM供应商 does not.

Which is updated more often, SimpleFFT or 龙嘉SCM供应商?

SimpleFFT ships an update every 18 months, and 龙嘉SCM供应商 every 4 months. Most recently, SimpleFFT was updated on August 28, 2026 and 龙嘉SCM供应商 on September 17, 2026.