Comparison

Audio Function Generator vs Loopworks Measure

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

Head to head
About

Audio Function Generator

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

Highlights
  • Generate sine, square, triangle, and sawtooth tones
  • Frequency and volume sweep generation
  • Noise generation (white, pink, violet, etc.)
  • Custom preset creation and saving
  • Extended frequency range (PRO feature)
  • Multi-tone playback (PRO feature)
Features
Read full description

This is the highly recommended and praised Function Generator App - an amazingly great and powerful tone generator. Enriched with a vast amount of features yet it is extremely intuitive and designed for simplicity. Get to know this great App now! It is very well maintained and has received considerable upgrades over the past years. So, … what can you do with this App? • PLAY TEST TONES Sine, Rectangular, Triangular and Sawtooth. • PLAY FREQUENCY SWEEP TEST TONES in both directions (minimum to maximum frequency and maximum to minimum frequency). • PLAY VOLUME SWEEPS (from minimum to maximum volume). • Try the SWEEP REPEAT / WOBBLE function. • Try the MUSIC TONES PLAYBACK. • Experiment with the huge FINE TUNE SELECTON, PRESETS SELECTION! • Or create your own CUSTOM PRESETS! • And SAVE an endless amount of CONFIGURATIONS (Frequency, Sweep, Noise) for later quick access and direct playback function. • Even play back different kinds of NOISE – White, Pink, Violet, Grey, Brown, Blue is also supported. The Function Generator is AMAZINGLY INTUITIVE and SIMPLE to use! AND THESE ARE THE ADVANCED SETTINGS/FEATURES (upgrade to PRO required): => Extending The Frequency Range (1Hz - 21kHz) => Extending The Sweep Times (0.1s - 600s) => Changing Min/Max Slider Frequency Ranges => Changing Max Sweep Time Slider Range => Changing Signal Amplitude => Enabling Of The Sweep Repeat / Wobble Function => Frequency Slider Setting to Linear or Logarithmic => Left/Right Channel Individual Selection => Permanently Saving Custom Presets => Saving Of Endless Number Of Audio Configurations => Phase Out Setting (custom phase shift of the generated signal) => BPM (Beats per Minute) Feature => Dual Function Generator => MultiTone Generator (playback of up to eight individual tones) => Background Theme Selection (Light/Dark) Check out the tutorial page: www.ee-toolkit.com/audio-function-generator

About

Loopworks Measure

This app, paired with specific hardware, functions as a professional field strength meter for designing and assessing hearing loop systems. It measures magnetic field strength, background noise, and frequency response, allowing users to generate technical and certification reports.

Highlights
  • Field strength measurement
  • Background noise analysis
  • Frequency response testing
  • Data synchronization with online portal
  • Technical and certification report generation
  • Walk-through guides for site assessment
Read full description

Loopworks Measure™ Professional hearing loop measurement and commissioning, powered by Ampetronic. Overview Loopworks Measure combines a dedicated receiver and intuitive iOS app to deliver accurate, standards-based measurement of hearing loop (induction loop) systems. Designed for both experienced engineers and occasional users, the app guides you through testing, commissioning and reporting - in line with IEC 60118-4. IMPORTANT Designed for iOS 15.0 or newer, the Loopworks Measure App will not function without the Loopworks Measure Receiver R1 or R2 hardware. Hardware Requirement Compatible Loopworks Measure Receivers can be purchased from your local distributor or www.ampetronic.com R1 Receiver – supports 3.5mm and Lightning connections (via genuine Apple Lightning to 3.5mm adapter) R2 Receiver – upcoming model supporting 3.5mm, Lightning and USB‑C connections (using appropriate genuine Apple 3.5mm adapters) Measurement & Performance • Field Strength Meter (FSM), Background Noise and Frequency Response measurement (IEC 60118-4 compliant) • High-resolution digital metering (±0.1 dB) • Simple and advanced views for fast qualification or detailed analysis • Use the receiver as a loop listener, including in locked screen mode Workflow, Control & Reporting • Guided workflows for site assessment, testing, commissioning and service verification • LoopLink integration: directly connect to compatible Ampetronic C, D and T Series drivers to control test signals, adjust current and frequency response, and see instant feedback - all within the app, without returning to the amplifier • Sync results with the Loopworks platform for storage, analysis and sharing • Generate commissioning reports and compliance certificates • Work offline and sync when a connection is available • Record audio samples and access in-app guidance and support Loopworks Platform Your measurements don’t stop at the app: • View and analyse results online • Collaborate across your organisation • Pre-configure projects and test points before site visits • Generate reports and documentation for compliance and handover

Screenshots

Audio Function Generator4 screens
Loopworks Measure4 screens

Verdict

The call

The clearest difference is review sentiment: Audio Function Generator at 77% against Loopworks Measure's 0%. Loopworks Measure's advantage is in-app purchases (none vs 1). On price, update cadence, 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. Audio Function Generator sells 1 one-off in-app purchase. Loopworks Measure asks for nothing beyond the download.

UpkeepUpdate frequency

Audio Function Generator ships an update every 6 weeks, Loopworks Measure every 3 months. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 7 level
Audio Function Generator versus Loopworks Measure: the parameters behind the verdict, then further details
ParameterAudio Function GeneratorLoopworks Measure
PriceFreeFree
Rating4.7 (2.2K ratings) — better—
Positive reviews77.1% of reviews — better0.0% of reviews
Number of ratings2.2K — better—
Update frequencyEvery 6 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.515.0 — better
Further details — not scored
Size14 MB9 MB
Age rating4+4+
DeveloperThomas GruberAmpetronic Ltd

Customer experience

Audio Function Generator

All ratings2,191 ratings
Positive91.8%
Neutral3.1%
Negative5.1%
Written reviews271 reviews
Positive77.1%
Neutral6.3%
Negative16.6%

Loopworks Measure

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Audio Function Generator

Reported bugs

4 issues
  • Crashes on launch
  • Volume slider issues
  • Airplay not working
  • Sound distortion when display is active

Requested features

6 requests
  • Add download/save feature for custom sounds
  • Improve sweep function (continuous mode, better frequency control)
  • Add more multi-frequency rows
  • Implement 432Hz base frequency option
  • Add phase control for noise generators
Show 1 more
  • Improve accessibility (VoiceOver support)

Loopworks Measure

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Audio Function Generator

One-time1
  • Upgrade to PRO$9.99
None

Loopworks Measure

No in-app purchases

Questions

Is Audio Function Generator free?
Audio Function Generator is free to download, with in-app purchases available.
Is Loopworks Measure free?
Loopworks Measure is free to download, with no in-app purchases.
Do Audio Function Generator or Loopworks Measure have ads?
Neither Audio Function Generator nor Loopworks Measure shows ads.
Which is updated more often, Audio Function Generator or Loopworks Measure?
Audio Function Generator ships an update every 6 weeks, and Loopworks Measure every 3 months. Most recently, Audio Function Generator was updated on September 24, 2026 and Loopworks Measure on September 15, 2026.

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