Comparison

MultiTone Generator vs Frequency Generator

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

Head to head
About

MultiTone Generator

Generate a wide range of audio test tones, including sine, rectangular, triangular, and sawtooth waves. Explore frequency sweeps, noise generation, and customizable settings. Upgrade for advanced features like creating multiple tone combinations and extended frequency ranges.

Highlights
  • Generate sine, rectangular, triangular, and sawtooth waves
  • Play frequency sweep test tones
  • Sweep repeat/wobble function
  • Play white and pink noise
  • Customizable frequency and sweep time ranges
  • Create up to 16 tone combinations (PRO)
Features
Read full description

This is the all-new MultiTone Generator! An amazingly flexible and powerful frequency generator! Works with Audiobus and Audiobus Remote! Upgrade to PRO and CREATE up to 16 tone combinations. Play them individually or combined. 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). Use the SWEEP REPEAT / WOBBLE function. Play back white and pink NOISE. Fully CUSTOMIZABLE Frequency Min-Max ranges and Sweep time range. The MultiTone Generator is AMAZINGLY INTUITIVE and SIMPLE! ADVANCED SETTINGS/FEATURES (upgrade to PRO required): => Extending the frequency range (1Hz - 21kHz) => Extending the sweep times (1s - 600s) => Create up to 16 tone combinations => Changing maximum Sweep time slider range => Frequency slider setting to linear or logarithmic => Full support for the sequence playback menu => Full support for the remote play menu => Save/Load all configurations By using this app, you agree to Apple’s Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Frequency Generator

Generate sound waves from 1Hz to 40000Hz with various waveforms. Analyze audio frequencies, test hearing, and use for relaxation or speaker cleaning. Offers a sleep timer for peaceful rest.

Highlights
  • Multiple waveform generation (Sine, Triangle, Sawtooth, Square)
  • Real-time frequency and sound level analysis
  • Hearing test and monitoring
  • Sleep timer for relaxation
  • Speaker cleaning function
  • Educational sound wave exploration
Features
Read full description

Generate precise tones from 1 Hz to 40,000 Hz with a clean sine, square, triangle, or sawtooth waveform. Frequency Generator is built for hearing tests, audio equipment checks, speaker cleaning, relaxation, and education. KEY FEATURES • Waveforms: sine, triangle, sawtooth, and square • Fine frequency control across audible and near-ultrasound ranges • Real-time frequency analyzer for sound levels and acoustics • Sleep timer for meditation, focus, or overnight playback • Hearing range checks (typically 20 Hz–20,000 Hz) USE CASES • Test hearing and track changes over time • Create binaural beats, white noise, or focus tones • Eject water or dust from speakers with targeted frequencies • Tune instruments and check headphones or speakers • Explore resonance, pitch, and sound science Auto-Renewable Subscription Terms: - Payment is charged to your Apple ID at confirmation of purchase. - Subscription renews automatically unless cancelled at least 24 hours before the end of the current period. - Your account is charged for renewal within 24 hours before the end of the current period. - Manage or cancel anytime in App Store Account Settings. Terms of Use: https://sunshinesoftwarelabs.com/terms/

Screenshots

MultiTone Generator4 screens
Frequency Generator3 screens

Verdict

The call

MultiTone Generator and Frequency Generator both sit at 4.6 stars, but that hides the real split: 80% of MultiTone Generator's written reviews are positive against 24% of Frequency Generator's. MultiTone Generator also leads on ratings volume (355 vs 82) and device support (3 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. MultiTone Generator sells 7 in-app purchases, starting at $1.49 per month and Frequency Generator sells 7 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

MultiTone Generator holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 355 and 82 respectively. Written reviews point the same way: 80% of MultiTone Generator's written reviews are positive against 24% of Frequency Generator's.

UpkeepUpdate frequency

MultiTone Generator ships an update monthly, Frequency Generator every 3 weeks. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
MultiTone Generator versus Frequency Generator: the parameters behind the verdict, then further details
ParameterMultiTone GeneratorFrequency Generator
PriceFreeFree
Rating4.6 (355 ratings) — better4.4 (82 ratings)
Positive reviews80.0% of reviews — better23.8% of reviews
Number of ratings355 — better82
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.5 — better16.0
Further details — not scored
Size9 MB26 MB
Age rating4+4+
DeveloperThomas GruberSunshine Software Labs

Customer experience

MultiTone Generator

All ratings355 ratings
Positive89.6%
Neutral4.8%
Negative5.6%
Written reviews35 reviews
Positive80.0%
Neutral5.7%
Negative14.3%

Frequency Generator

All ratings82 ratings
Positive84.1%
Neutral4.9%
Negative11.0%
Written reviews21 reviews
Positive23.8%
Neutral0.0%
Negative76.2%

Bugs and requests

MultiTone Generator

Reported bugs

4 issues
  • Left and right speaker switches do not work
  • App drains battery when in background
  • Amplitude difficult to adjust on iPhones
  • High battery consumption after iOS 11 upgrade

Requested features

11 requests
  • Custom frequency names (bold)
  • Reorder frequency list
  • Display saved preset names at top
  • Sweeping duration less than 0.1s
  • Create and save multiple tracks
Show 6 more
  • More frequency rows to add
  • Create and name groupings of frequencies
  • Summation of multiple waves in a single waveform
  • Logarithmic frequency selection
  • Auto-stop tones after X seconds
  • Tones auto-stop on app minimize

Frequency Generator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

MultiTone Generator

Subscriptions4
  • MultiTone PRO for one month$1.491 Month
  • MultiTone PRO+ for one month$2.991 Month
  • MultiTone PRO for one year$7.991 Year
Show 1 more
  • MultiTone PRO+ for one year$14.991 Year
One-time3
  • MultiTone PRO Lifetime Access$9.99
  • MultiTone PRO+ Lifetime Access$9.99
  • MultiTone PRO+ Lifetime Access$19.99
7 purchases

Frequency Generator

Subscriptions6
  • 7 Day Free Then Get Premium$9.991 Year
  • 3 Days Free Trial Weekly VIP3 Days trial$9.997 Days
  • Get Premium Monthly$9.991 Month
Show 3 more
  • 3 Days Free Trial then Get Premium3 Days trial$19.991 Month
  • Get Premium Annual1 Month trial$49.991 Year
  • 7 Day Free Yearly VIP3 Days trial$49.991 Year
One-time1
  • Get Premium One Time Purchase$19.99

Questions

Is MultiTone Generator free?
MultiTone Generator is free to download, with in-app purchases available.
Is Frequency Generator free?
Frequency Generator is free to download, with in-app purchases available.
Which has better reviews, MultiTone Generator or Frequency Generator?
MultiTone Generator is rated higher. MultiTone Generator averages 4.6 out of 5 from 355 ratings, while Frequency Generator averages 4.4 from 82 ratings.
Do MultiTone Generator or Frequency Generator have ads?
Neither MultiTone Generator nor Frequency Generator shows ads.
Which is updated more often, MultiTone Generator or Frequency Generator?
MultiTone Generator ships an update monthly, and Frequency Generator every 3 weeks. Most recently, MultiTone Generator was updated on October 7, 2026 and Frequency Generator on October 14, 2026.

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