Big Swarma vs Nostalgia FX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Big Swarma
Transform audio into massive, detuned swarms with up to 16 voices. Features adjustable detune, stereo width, and pitch modulation for unique textures. An intense feedback circuit and dual MS20-style filters offer further sound sculpting capabilities.
- Voice multiplier up to 16 voices
- Adjustable detune, stereo width, pitch modulation
- Intense feedback circuit
- Dual MS20-style filters (HPF/LPF)
- Resonance and master cutoff controls
- Raw analog character
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Big Swarma is a powerful voice multiplier and feedback unit designed to transform any audio into massive, detuned swarms. Multiply your signal up to 16 voices with adjustable detune, stereo width, and pitch modulation for lush unisons, aggressive textures, or shimmering drones. Push it further with an intense feedback circuit capable of self-oscillation and FM harmonic mayhem. Sculpt your swarm with dual MS20-style filters (HPF and LPF), each with dedicated resonance controls and a master cutoff knob. Big Swarma delivers a raw, analog character driven by aggressive feedback and wild modulation, for a sound that hits you in the face.
Nostalgia FX
Transform your audio with a collection of retro effects inspired by vintage gaming consoles and analog gear. Add warmth, texture, and character to your mixes with unique reverbs, tape echoes, and modulation.
- Console Reverb with vintage gaming spaces
- Tape Cassette Echo with warble and loop controls
- BBD Chorus for analog-style modulation
- EFX Module with Bit Crusher and Noise Machine
- Global controls for quick shaping
- Freeze button for creative effects
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Playfully Retro Nostalgia is a quick, easy way to transform your sound — from spacious and dreamy to gritty lo-fi chaos. Inspired by vintage gaming consoles, cassette decks, and classic analog gear, it delivers instant character without the fuss. Just load it up, slide some faders, and your clean mix becomes something with warmth, texture, and personality. …an Audio Arcade Console Reverb gives you unique spaces inspired by vintage gaming consoles and the different vibe of each era. Tape Cassette Echo is an imaginative spin on analog tape delay — the kind you might’ve rigged up in your bedroom long before plugins existed. BBD Chorus takes you back with that warm, warbly magic, that started your FX obsession. The EFX Module packs everything you need to turn your sound into a retro lo-fi dream — with warmth, space, and a character that’s hard to find anywhere else. Features -Console Reverb with four distinct eras of vintage gaming spaces -Tape Cassette Echo with warble, tape spike, and loop length controls -BBD Chorus for warm, warbly, analog-style modulation -EFX Module with Speaker Output, Noise Machine, Tune & Tone, and Bit Crusher -Global controls for quick overall shaping -Freeze button for creative stutter and hold effects -Fully compatible with VST3, AAX, AU, AUv3, and Stand-alone
Screenshots
Verdict
The clearest difference is price: Nostalgia FX at $9.99 against Big Swarma's $14.99. Nostalgia FX also leads on iOS requirement (12.0 vs 14.0). Big Swarma's advantage is ratings volume (6 vs 1). On rating, review sentiment, 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
Big Swarma costs $14.99 and Nostalgia FX $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Big Swarma against 5.0 for Nostalgia FX. That said, the two scores are not equally well evidenced: Big Swarma has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | Big Swarma | Nostalgia FX |
|---|---|---|
| Price | $14.99 | $9.99 — better |
| Rating | 5.0 (6 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 10 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Audiority Srl | OSC Audio |
Customer experience
Big Swarma
Nostalgia FX
In-app purchases
Big Swarma
No in-app purchases
Nostalgia FX
No in-app purchases









