Comparison

TB DualVCF vs BLEASS Motion FX

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

Head to head
About

TB DualVCF

This app offers a dual analog filter plug-in for music production, providing a wide range of vintage filter models to shape sound. It features intuitive modulation and envelope followers for creative audio exploration, compatible with AUv3 hosts.

Highlights
  • Dual analog filter sections
  • Dozens of vintage filter models
  • Envelope followers
  • Intuitive modulation editor
  • AUv3 plug-in compatibility
  • Real-time audio processing
Read full description

Dual VCF - the ultimate dynamic filtering AUv3 plug-in! Dual VCF adds motion, shape, and colour. It produces evolving rhythmic movement and complex dynamic filter shapes. It contains dozens of analog filter models with that sought-after sound of the 70s, 80s and 90s. Combined with envelope followers and intuitive modulation editors, it provides almost infinite possibilities for creative aural exploration. Dual VCF features two filter sections, each supporting dozens of low-pass, high-pass and band-pass filter types. Every type is painstakenly modeled after analog filter types found in analog gear, analog synthesizers, and alike, including non-linear filter behavior. Dial in that characterstic 70s, 80s or 90s filter to add some analog flavor to your tracks! Each filter's cut-off frequency and resonance can be sequenced with an intuitive, free-running or beat-synced modulation editor. Seamlessly switch between sine, triangle, noise, or user-defined modulation waveforms. In addition, these parameters can also be modulated with the built-in envelope follower. The ToneBoosters DualVCF app captures the microphone (or external sound card) input and processes the signals in real time. To use it as a plug-in, use an AUv3-compatible host app such as Steinberg Cubasis, Apple Garageband, Audio Evolution Mobile Studio, Auria, AUM, or others. ToneBoosters DualVCF will appear in the list of Audio Unit extensions for effect plug-ins. How to use DualVCF as AUv3 plugin in a host program, start your favourite AUv3 host app (Steinberg Cubasis, Apple Garageband, Audio Evolution Mobile Studio, Auria, AUM, or others) and add TB DualVCF as Audio Unit insert effect to a track or output bus. See below on how to use Audio Units in various host apps. Key features: - The same professional sound as the acclaimed desktop version - Two analog filter sections with dozens of filter designs - Intuitive modulation editor for creative, rhythmic and evolving effects - Undo/redo, and A/B comparison - Color themes for the user interface - Max screen support in Garageband - Optimised for iPad and compatible with iPhone and iPod Touch What you should know: - Licenses acquired for this platform are not compatible with other platforms. - Audio Unit (AUv3) extensions require an iPad mini 2, iPad 4 or later models.

About

BLEASS Motion FX

This app provides a creative workflow for sound design with 11 distinct effects. Dynamically modulate these effects using a versatile motion sequencer to explore new sonic territories. Load multiple instances for complex sound manipulation.

Highlights
  • 11 unique audio effects
  • Versatile motion sequencer
  • Dynamic parameter modulation
  • Load multiple instances
  • Cross-platform availability (iOS, Windows, macOS)
Read full description

BLEASS Motion FX offers a new and creative workflow to effects sound design. Choose between 11 different effects and dynamically modulate it thanks to a highly versatile motion sequencer. Load as many instances of Motion FX as you want and unveil new sonic territories! BLEASS Motion FX contains 11 different effects which you can modulate precisely thanks to an intuitive and comprehensive sequencer. The 11 effects included are: - Low Pass Filter - High Pass Filter - Band Pass Filter - Volume - Pan - Pitch Shifter - Frequency Shifter - Ring Modulator - Warmth - Bit Crusher - Delay Each effect has a parameter automated by the sequencer and can have one or more secondary parameters. Pick an effect and then modulate it dynamically thanks to the motion sequencer. When switching effects, the motion sequencer keeps its state to invite you to new sound design ideas! BLEASS Motion FX is also available for Windows & macOS More detailed information are available on https://www.bleass.com/motionfx/

Screenshots

TB DualVCF3 screens
BLEASS Motion FX4 screens

Verdict

The call

The clearest difference is update cadence: TB DualVCF at every 2 months against BLEASS Motion FX's every 54 months. TB DualVCF also leads on price ($4.99 vs $7.99). BLEASS Motion FX's advantage is review sentiment (100% vs 80%) and iOS requirement (11.0 vs 13.0). On rating, ratings volume, ads and in-app purchases 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

TB DualVCF costs $4.99 and BLEASS Motion FX $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for TB DualVCF against 4.8 for BLEASS Motion FX. Both are backed by a comparable volume of ratings — 18 and 13 respectively. Written reviews are what separate them: 80% of TB DualVCF's written reviews are positive against 100% of BLEASS Motion FX's.

UpkeepUpdate frequency

TB DualVCF ships an update every 2 months, BLEASS Motion FX every 54 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
TB DualVCF versus BLEASS Motion FX: the parameters behind the verdict, then further details
ParameterTB DualVCFBLEASS Motion FX
Price$4.99 — better$7.99
Rating4.9 (18 ratings) — better4.8 (13 ratings)
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings18 — better13
Update frequencyEvery 2 months — betterEvery 54 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size12 MB28 MB
Age rating4+4+
DeveloperToneBoostersBLEASS

Customer experience

TB DualVCF

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews15 reviews
Positive80.0%
Neutral6.7%
Negative13.3%

BLEASS Motion FX

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

TB DualVCF

No in-app purchases

None

BLEASS Motion FX

No in-app purchases

Questions

Is TB DualVCF free?
TB DualVCF costs $4.99, with no in-app purchases.
Is BLEASS Motion FX free?
BLEASS Motion FX costs $7.99, with no in-app purchases.
Which has better reviews, TB DualVCF or BLEASS Motion FX?
TB DualVCF is rated higher. TB DualVCF averages 4.9 out of 5 from 18 ratings, while BLEASS Motion FX averages 4.8 from 13 ratings.
Do TB DualVCF or BLEASS Motion FX have ads?
Neither TB DualVCF nor BLEASS Motion FX shows ads.
Which is updated more often, TB DualVCF or BLEASS Motion FX?
TB DualVCF ships an update every 2 months, and BLEASS Motion FX every 54 months. Most recently, TB DualVCF was updated on October 24, 2026 and BLEASS Motion FX on October 24, 2026.

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