Filterstep vs Bass Enhancer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Filterstep
This app offers a creative motion filter plugin for real-time rhythmic movement. Explore intricate patterns and sonic possibilities with various filter effect settings and randomization. Shape any sound into a unique groove.
- Real-time rhythmic movement
- Intricate filter effect settings
- Filter randomization
- Three filter types
- Sequencer movement control
- Infinity mode
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Filterstep is a creative motion filter plugin which provides all kinds of intricate rhythmic movement to any input in real-time. It can give you incredibly complex and nuanced results based on various filter effect settings, and almost infinite possibilities for sonic exploration through filter randomization. You can choose between three filter types, range, frequency, quantization, sequencer movement and more. Craft interesting patterns, or let it run endlessly using the infinity mode. Add filter motion and shape any sound into a groove.
Bass Enhancer
Enhance your audio with a dedicated tool for generating lower, deeper bass frequencies through harmonic saturation. This plugin offers detailed control over harmonic balance and frequency processing, allowing for precise sound shaping. It's designed to add richness and impact to dull-sounding bass tracks.
- Harmonic saturation for deeper bass
- Control over odd/even harmonics
- Adjustable frequency processing start point
- Input and output level monitoring
- Mix control for enhancement amount
- Bypass for A/B comparison
- Scalable GUI
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Bass Enhancer AUv3 plug-in — comes as time-limited Demo-version for you to try. It gives you 5 minutes of Free play time. (You can reload the Bass Enhancer AUv3 plug-in as many times as you want, thereby you get the Demo period again and again.) Unlimited version of Bass Enhancer AUv3 plug-in comes as In-App Purchase. Does your bass sound dull and lifeless? Red Rock Sound Bass Enhancer will be your choice to correct this deficiency. Bass Enhancer designed for saturation harmonics of low-frequency, it creates the effect of lower, deeper frequencies. This effect can not be created with simple equalization. Features: • ON switch — allows the user to bypass the Bass Enhancer for before/after comparisons; • LEVEL — control knob for the Level of the Input Signal; • INPUT meter — lets You monitor the output level before Bass Enhancer processing; • TIMBRE — sets the balance between Odd and Even harmonics; • FREQ — this knob simply controls where the process begins in frequency domain (for example, with a setting of 85 Hz, all frequencies below 85 Hz will have Harmonics generated by the system); • LISTEN — mute the Mix signal and Listen to the Bass signal created by Bass Enhancer; • MIX — sets the amount of Bass Enhancer enhancement added to the original signal; • H.meter — the Level meter for the Harmonics that are created; • OUTPUT meter — lets You monitor the output level after Bass Enhancer processing; • Undo/Redo; • A/B comparison; • 2x/4x/8x Upsampling; • Macro controllers; • Built-in Gain Match; • Scalable GUI. To use Bass Enhancer as a plug-in, you need an AUv3-compatible host app like GarageBand, Auria, AUM, Cubasis and more — Bass Enhancer will appear in the list of Audio Unit extensions for effect plug-ins in the host app.
Screenshots
Verdict
The clearest difference is in-app purchases: Filterstep at none against Bass Enhancer's 1. Bass Enhancer's advantage is update cadence (every 3 weeks vs every 6 months) and review sentiment (89% vs 73%). On price, rating, ratings volume 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
Both are free to download. Bass Enhancer sells 1 one-off in-app purchase. Filterstep asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for Filterstep against 4.5 for Bass Enhancer. Both are backed by a comparable volume of ratings — 42 and 37 respectively. Written reviews are what separate them: 73% of Filterstep's written reviews are positive against 89% of Bass Enhancer's.
Filterstep ships an update every 6 months, Bass Enhancer every 3 weeks. Both last shipped on October 24, 2026.
| Parameter | Filterstep | Bass Enhancer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (42 ratings) — better | 4.5 (37 ratings) |
| Positive reviews | 73.3% of reviews | 88.9% of reviews — better |
| Number of ratings | 42 — better | 37 |
| Update frequency | Every 6 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 10.0 |
| Further details — not scored | ||
| Size | 12 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | AUDIOMODERN | RRS, OOO |
Customer experience
Filterstep
Bass Enhancer
In-app purchases
Filterstep
No in-app purchases
Bass Enhancer
- RRS Bass Enhancer Unlimited$4.99
Questions
Is Filterstep free?
Is Bass Enhancer free?
Which has better reviews, Filterstep or Bass Enhancer?
Do Filterstep or Bass Enhancer have ads?
Which is updated more often, Filterstep or Bass Enhancer?
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