Comparison

Live Spectrogram vs Find One Earbud

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

Head to head
About

Live Spectrogram

Visualize sound frequencies in real-time with this tool. It displays audio intensity across time and frequency using color, helping you perfect singing, analyze animal calls, or locate household noises.

Highlights
  • Real-time audio visualization
  • Frequency analysis
  • Time-based spectrum display
  • Intensity shown by color
  • Singing voice perfection
  • Animal call analysis
  • Sound source identification
Features
Read full description

Visualize audio with this handy tool. It displays the frequencies of sound around you over time. The horizontal axis is time, the vertical is frequency, and the intensity of frequencies is shown using pretty shades of red. Use it to: Perfect your singing voice Analyze the call of animals Identify and locate annoying sounds around your house Learn about the world of frequency analysis I hope you enjoy this handy little tool!

About

Find One Earbud

Locate misplaced wireless headphones, earbuds, or smartwatches using a Bluetooth signal strength meter. This tool helps you find lost devices like AirPods, Bose, Sony, and more before their batteries deplete.

Highlights
  • Detects nearby BLE devices
  • Locates lost headphones and earbuds
  • Works indoors and outdoors
  • Signal strength meter
  • Supports various brands
Features
Read full description

Find your lost AirPods, Bose, Sony, Beats, and other wireless BLE headphones before the batteries die! Quickly locate missing headphones, earbuds, or headsets—even if you’ve only lost one side. We’re confident this scanner will help you find your lost earbuds or headphones. If it doesn’t, we offer a full refund for the cost of the app. This app helps you find your: - All AirPods models, including AirPods Pro and AirPods Max - Apple Pencil (1st and 2nd gen) - Apple Watch (all models) - Sony, Bose, Beats, Sennheiser, JBL, Jabra, and many other headphones - Samsung Galaxy Buds (all models) - Google Pixel Buds - Nothing Ear (1), Ear (2), and Ear (Stick) - Fitbit, Garmin, and other smartwatches - Tile, Chipolo, and other Bluetooth trackers - All BLE (Bluetooth Low Energy) devices We have tested the following devices: - Apple AirPods, AirPods Pro, AirPods Max - Sony WH-1000XM3 / XM4 / XM5 - Bose AE2, SoundLink, SoundSport, Revolve, Color II, QuietComfort - Beats Solo3, Studio3, Powerbeats3, Powerbeats Pro, BeatsX, Beats Pill - Samsung Galaxy Buds, Buds+, Buds Live, Buds Pro, Buds2, Buds2 Pro - Google Pixel Buds A-Series, Pixel Buds Pro - Nothing Ear (1), Ear (2), Ear (Stick) - Jabra Elite 65t, 75t, 85t, Move, Talk, Storm, Extreme2 - Jaybird X3, X4, Vista, Run - Sennheiser Momentum Wireless, CX, HD Series - JBL Tune, Live, Reflect, Free Series - 1000s of other wireless headphones and earbuds—if it uses Bluetooth Low Energy (BLE), it works with this app! Features: - Detects any nearby BLE-enabled device - Works both indoors and outdoors - Easy-to-use signal strength meter guides you to your lost device DISCLAIMER: We are not affiliated with the mentioned companies in any way. This app was independently developed and tested with these devices. Find My Headphones & AirPods does not provide an exact location but indicates the approximate area where your lost device is located. Devices must be turned on and actively emitting a Bluetooth signal. GPS is not used; devices must be within Bluetooth range to be tracked.

Screenshots

Live Spectrogram4 screens
Find One Earbud3 screens

Verdict

The call

The clearest difference is review sentiment: Live Spectrogram at 63% against Find One Earbud's 25%. Live Spectrogram also leads on price ($1.99 vs $5.99) and iOS requirement (13.0 vs 15.6). Find One Earbud's advantage is update cadence (fortnightly vs every 31 months). On ads, in-app purchases, monetization model 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

Live Spectrogram costs $1.99 and Find One Earbud $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Live Spectrogram ships an update every 31 months, Find One Earbud fortnightly. The most recent releases landed on September 18, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
Live Spectrogram versus Find One Earbud: the parameters behind the verdict, then further details
ParameterLive SpectrogramFind One Earbud
Price$1.99 — better$5.99
Rating4.8 (6 ratings) — better—
Positive reviews62.5% of reviews — better25.0% of reviews
Number of ratings6 — better—
Update frequencyEvery 31 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size15 MB2 MB
Age rating4+4+
DeveloperKrueger Systems, Inc.Rukshan Marapana

Customer experience

Live Spectrogram

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive62.5%
Neutral12.5%
Negative25.0%

Find One Earbud

Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

None

Live Spectrogram

No in-app purchases

None

Find One Earbud

No in-app purchases

Questions

Is Live Spectrogram free?
Live Spectrogram costs $1.99, with no in-app purchases.
Is Find One Earbud free?
Find One Earbud costs $5.99, with no in-app purchases.
Do Live Spectrogram or Find One Earbud have ads?
Neither Live Spectrogram nor Find One Earbud shows ads.
Which is updated more often, Live Spectrogram or Find One Earbud?
Live Spectrogram ships an update every 31 months, and Find One Earbud fortnightly. Most recently, Live Spectrogram was updated on September 18, 2026 and Find One Earbud on October 4, 2026.

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