Comparison

Mantis vs sinusedo

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

Head to head
About

Mantis

This audio plugin emulates a vintage 70s analog delay/echo unit, offering a warm, authentic sound. It features four echo taps, swell selectors, and a unique modulation section for chorus-like effects.

Highlights
  • Emulates rare 70s BBD delay/echo
  • Warm analog sound
  • Four echo taps
  • Four swell selectors
  • Rotafaze modulation section
  • Mimics tape echo wow/flutter
  • Chorus-delay effect
Features
Read full description

Mantis is a plugin that emulates a rare BBD (bucket-brigade device) delay/echo unit of the 70s, faithfully recreating its warm and analog sound. Available as AUv3 and Standalone. As the original unit, Mantis features an echo section with four taps and four swell selectors. It also features the rotafaze section, a modulation that can mimic the wow/flutter of a tape echo or turn the unit into a unique chorus-delay.

About

sinusedo

This app is a versatile sinewave synthesizer available as a standalone application and AUv3 plugin. It offers two independent keyboards with extensive control over note parameters, polyphony, and modulation, supporting MIDI input for external control.

Highlights
  • Dual independent keyboards
  • Microtonal tuning
  • Ring modulator per voice
  • Adjustable polyphony (up to 144 voices)
  • MIDI input support
  • Note deviation display (cents)
  • Glide and velocity control
Features
Read full description

'sinusedo' is a sinewave synthesizer in standalone and AUv3 formats. It features two independent keyboards with: • 4 – 72 keys (voices, steps) per octave, each with its own ring modulator • maximum polyphony equal to the number of voices; max polyphony is 144 voices • 1 – 4 octave range, covering the frequency range of about 8 – 4200 Hz • display with note number (from C), note name, frequency (in Hz), and deviation from 12-TET (in cents) • two sections per keyboard: upper for non-sustained notes, gliding, and velocity; lower for sustained notes and modulation rate • mute button to stop/start all sound • delete/panic button to erase all notes • glide button for smooth sweeps across keyboard frequency range • modulation on/off button • slider to set initial velocity and modulation levels • slider to change velocity and modulation rates for all notes on the keyboard proportionally and to show current velocity and mod rate levels • button to toggle keyboard visibility. sinusedo supports MIDI input from external sources to control each keyboard independently. Supported devices: iPad, iPhone

Screenshots

Mantis1 screens
sinusedo3 screens

Verdict

The call

The clearest difference is price: sinusedo at $3.99 against Mantis's $14.99. sinusedo also leads on update cadence (weekly vs every 9 months). Mantis's advantage is rating (5.0 vs 4.7). On ratings volume, ads, in-app purchases and monetization model 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

Mantis costs $14.99 and sinusedo $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Mantis holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 8 and 7 respectively.

UpkeepUpdate frequency

Mantis ships an update every 9 months, sinusedo weekly. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
Mantis versus sinusedo: the parameters behind the verdict, then further details
ParameterMantissinusedo
Price$14.99$3.99 — better
Rating5.0 (8 ratings) — better4.7 (7 ratings)
Positive reviews—100.0% of reviews
Number of ratings8 — better7
Update frequencyEvery 9 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS14.0 — better15.0
Further details — not scored
Size10 MB11 MB
Age rating4+4+
DeveloperAudioThing Ltd.Alexey Nadzharov

Customer experience

Mantis

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

sinusedo

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Mantis

No in-app purchases

None

sinusedo

No in-app purchases

Questions

Is Mantis free?
Mantis costs $14.99, with no in-app purchases.
Is sinusedo free?
sinusedo costs $3.99, with no in-app purchases.
Which has better reviews, Mantis or sinusedo?
Mantis is rated higher. Mantis averages 5.0 out of 5 from 8 ratings, while sinusedo averages 4.7 from 7 ratings.
Do Mantis or sinusedo have ads?
Neither Mantis nor sinusedo shows ads.
Which is updated more often, Mantis or sinusedo?
Mantis ships an update every 9 months, and sinusedo weekly. Most recently, Mantis was updated on October 18, 2026 and sinusedo on October 12, 2026.

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