Comparison

TestTone vs Acoustic Voice Pro

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

Head to head
About

TestTone

Features
Read full description

This test signal generator is ideal for checking audio equipment and confirming audible frequency ranges.It can play sine, triangle, sawtooth, and square waves from 20 Hz to 20 kHz, as well as white noise and pink noise. Features • You can switch between preset frequencies, white noise, and pink noise using the frequency preset buttons. You can also tap the frequency display area to enter any desired frequency manually. The frequency can also be adjusted using the left/right buttons or by tapping the frequency display. • Supports switching between sine, triangle, sawtooth, and square waveforms. • Playback starts or stops by tapping the ON/OFF button or the icon at the top. Note Playing at high volumes may cause hearing damage or damage to your audio equipment. Please use with caution.

About

Acoustic Voice Pro

Transform your guitar's pickup signal into a rich, natural acoustic sound. Features studio-grade modeling, microphone emulations, and advanced tone-shaping tools for a professional acoustic tone.

Highlights
  • Studio-grade acoustic tone modeling
  • 10 guitar emulations
  • 5 microphone emulations
  • Integrated IR Loader
  • Stomp pedal section (Noise Gate, DI Preamp, Compressor, Doubler)
  • Visual equalizer
  • Post-effects (Delay, Reverb, Modulation)
Features
Read full description

“Studio-Grade Acoustic Tone, Straight from Your Pickup” Turn your direct pickup signal into a rich and natural acoustic guitar sound with studio-grade modeling, microphone emulations, and advanced tone-shaping tools. 10 Guitar Emulations Martin 1936 0-17* — Dry, woody, vintage small-body tone Weissenborn* — Open, resonant hollow-neck character Martin 0028EC* — Warm, balanced fingerstyle voice Martin HD-28V* — Rich dreadnought depth and projection Gibson L-00* — Mid-forward, punchy vintage tone Landola J80E* — Clear, bright jumbo-style presence Guild D140CE* — Full-bodied, strong strumming response Ayers DSR* — Smooth, natural modern acoustic tone Taylor 814ce Deluxe* — Detailed, polished, hi-fi clarity Taylor Grand Theater K21e* — Compact, articulate, refined warmth 5 Microphone Emulations Audix ADX51* — Clear, detailed condenser response Beyerdynamic M201* — Tight, focused dynamic tone Shure SM57* — Punchy, familiar studio dynamic sound Electro-Voice RE20* — Full, controlled, natural dynamic response AKG C414* — Open, polished studio condenser tone IR LOADER The integrated IR Loader lets you browse factory impulses or load your own third-party IRs for even more tonal flexibility. With blend, pan, and a real-time frequency response view, it gives you fast and intuitive control over the final acoustic character. STOMP Acoustic Voice Pro includes a dedicated pedal section designed to enhance clarity, control, and spatial depth. Use the Noise Gate to reduce unwanted noise, the DI Preamp to focus the tone, the Compressor to smooth dynamics, and the Doubler to add size and dimension. EQUALIZER Acoustic Voice Pro features a powerful visual equalizer for sculpting a balanced, natural, and mix-ready acoustic tone. Adjust gain, frequency, and Q to tame harshness, control muddiness, and bring out the sparkle and definition of your instrument. EFFECT Complete your acoustic sound with a rich post-effects section featuring Analog Delay, Room Reverb, and Modulation. Add depth, space, movement, and ambience with intuitive controls designed to enhance your tone without losing its natural character. Works as a standalone application, AudioUnit v3 effect, or Inter-App Audio effect. * All product names used are trademarks of their respective owners, which are in no way associated or affiliated with Nembrini Audio. These trademarks are used only to identify the products whose sound was studied during development.

Screenshots

TestTone1 screens
Acoustic Voice Pro4 screens

Verdict

The call

The clearest difference is price: TestTone at $1.99 against Acoustic Voice Pro's $8.99. On update cadence, ads, in-app purchases 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

TestTone costs $1.99 and Acoustic Voice Pro $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TestTone ships an update every 5 months, Acoustic Voice Pro every 3 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
TestTone versus Acoustic Voice Pro: the parameters behind the verdict, then further details
ParameterTestToneAcoustic Voice Pro
Price$1.99 — better$8.99
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 5 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615 — better
Further details — not scored
Size8 MB58 MB
Age rating4+4+
DeveloperHTLabNembrini Audio

In-app purchases

None

TestTone

No in-app purchases

None

Acoustic Voice Pro

No in-app purchases

Questions

Is TestTone free?
TestTone costs $1.99, with no in-app purchases.
Is Acoustic Voice Pro free?
Acoustic Voice Pro costs $8.99, with no in-app purchases.
Do TestTone or Acoustic Voice Pro have ads?
Neither TestTone nor Acoustic Voice Pro shows ads.
Which is updated more often, TestTone or Acoustic Voice Pro?
TestTone ships an update every 5 months, and Acoustic Voice Pro every 3 months. Most recently, TestTone was updated on November 1, 2026 and Acoustic Voice Pro on November 5, 2026.

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