Comparison

MintFFT vs LiveSpec

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

Head to head
About

MintFFT

This application provides real-time audio spectrum analysis with clear, smooth visuals. It offers advanced features like peak hold and multiple window functions, all processed locally on your device without ads or data collection.

Highlights
  • Real-time FFT spectrum with dB scale
  • Peak hold and multiple window functions
  • Pinch to zoom and swipe to pan
  • Supports internal and external microphones
  • Works in portrait, landscape, and Split View
  • On-device processing, no data collection
Features
Read full description

MintFFT is a simple and precise audio spectrum analyzer for iPhone and iPad. Designed with a focus on clarity and calm, it turns your sound into smooth, real-time visuals — without ads, clutter, or unnecessary controls. Features • Real-time FFT spectrum with dB scale • Peak hold and multiple window functions (Hann, Hamming, Blackman, Rectangle) • Pinch to zoom and swipe to pan across frequency ranges • Supports internal and external microphones (USB-C / Lightning) • Works in portrait, landscape, and Split View on iPad • Runs entirely on-device — no recording, tracking, or data collection Privacy First MintFFT processes all audio locally for visualization only. No data ever leaves your device. Simple. Clear. Reliable. Just open MintFFT and watch your sound.

About

LiveSpec

This audio analysis tool allows users to measure and optimize sound in any environment. It provides real-time spectrum analysis, sound level monitoring, and tools for system tuning and live mixing. The app supports various audio interfaces and offers iCloud syncing for configurations.

Highlights
  • Real-time spectrum analyzer
  • Spectrograph for sound over time
  • SPL monitor with A/C weighting
  • Dose meter for safe listening time
  • Live Mix plugin host
  • Transfer function with phase
  • Impulse response and delay finding
  • Parametric and Graphic EQ
Read full description

LiveSpec is the audio analyzer you can carry into any room. Point it at a stage, a sanctuary, or a stream feed and see exactly what is happening, then fix it with confidence. Whether you tune arenas for a living or run the board at church on Sunday, the tools are the same and they are all included. RUN THE SHOW Real time analyzer with sharp, smooth traces and a 3D view that shows how the spectrum moves. Spectrograph that unfolds your sound over time, so feedback and rumble have nowhere to hide. SPL monitor with A and C weighting, LAeq and LCeq, a stoplight for your limit, and logging you can export to prove how loud the night really was. Dose meter with NIOSH and OSHA standards, so you know how much safe listening time is left. Live Mix plugin host that runs Audio Unit plugins on your stream or broadcast feed, with input and output meters and LUFS targets. Mix Balance targets that give your whole team one standard to mix to, every night. Auto EQ with Smart Listen that hears the mix and suggests the correction, then lets you shape it. TUNE THE SYSTEM Transfer function with phase and coherence, so you can trust what the trace tells you. Impulse response, delay finding, and speaker alignment, with multiple microphones averaged into one picture. Decay, waterfall, RT60, and harmonic distortion views when you need to look deeper. Parametric and Graphic EQ with profiles that match the grid of popular consoles and processors, so what you design is what you can actually dial in. Signal generator with popular noise types, sweeps, and a playlist for your reference tracks. Setup wizard that finds your interface, checks your channels, and has you measuring in about a minute. MADE FOR THE JOB Works with the built in microphone or any USB audio interface, from a single mic to a full multichannel rig. Calibration files for your measurement microphones. Measurement configurations, targets, captures, and settings sync between your iPhone, iPad, and Mac through iCloud. Dark themes designed for a dim front of house position, with every panel readable at arm's length. ONE PLAN, EVERYTHING INCLUDED Start with a 7 day free trial. All Access is $17.99 per month or $149.99 per year and covers every feature on every device signed into your Apple account. No add ons, no tiers, nothing held back. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple account, and you can manage or cancel in your account settings at any time. Privacy policy: https://linearphase.com/privacy Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MintFFT3 screens
LiveSpec4 screens

Verdict

The call

The clearest difference is in-app purchases: MintFFT at none against LiveSpec's 6. MintFFT also leads on ratings volume (4 vs 1). On price, rating, update cadence and ads 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. LiveSpec sells 6 in-app purchases, starting at $17.99 per month. MintFFT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for MintFFT against 5.0 for LiveSpec. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 22, 2026 and September 29, 2026 respectively.

Scorecard3 real differences · 7 level
MintFFT versus LiveSpec: the parameters behind the verdict, then further details
ParameterMintFFTLiveSpec
PriceFreeFree
Rating5.0 (4 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings4 — better1
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS18.417.0 — better
Further details — not scored
Size1 MB19 MB
Age rating4+4+
DeveloperTakahiro KamataniLinear Phase LLC

Customer experience

MintFFT

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

LiveSpec

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

MintFFT

No in-app purchases

6 purchases

LiveSpec

Subscriptions6
  • All Access Monthly$17.991 Month
  • Live Mix Monthly$19.991 Month
  • System Tune Monthly$19.991 Month
Show 3 more
  • All Access Annual$149.991 Year
  • Live Mix Annual$149.991 Year
  • System Tune Annual$149.991 Year

Questions

Is MintFFT free?
MintFFT is free to download, with no in-app purchases.
Is LiveSpec free?
LiveSpec is free to download, with in-app purchases available.
Which has better reviews, MintFFT or LiveSpec?
MintFFT and LiveSpec are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.
Do MintFFT or LiveSpec have ads?
Neither MintFFT nor LiveSpec shows ads.
Which is updated more often, MintFFT or LiveSpec?
MintFFT ships an update weekly, and LiveSpec weekly. Most recently, MintFFT was updated on September 22, 2026 and LiveSpec on September 29, 2026.

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