# GliderVerb vs PolyIvoks Filter

The clearest difference is update cadence: PolyIvoks Filter at fortnightly against GliderVerb's every 4 months. PolyIvoks Filter also leads on iOS requirement (10.0 vs 17.0). GliderVerb's advantage is ratings volume (85 vs 21). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. GliderVerb sells 2 one-off in-app purchases and PolyIvoks Filter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for GliderVerb against 4.7 for PolyIvoks Filter. Both are backed by a comparable volume of ratings — 85 and 21 respectively. Written reviews are what separate them: 80% of GliderVerb's written reviews are positive against 86% of PolyIvoks Filter's.

GliderVerb ships an update every 4 months, PolyIvoks Filter fortnightly. The most recent releases landed on September 22, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | GliderVerb | PolyIvoks Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (85 ratings)](https://appshunter.io/ios/app/gliderverb/id887408942/reviews) | **[4.7 (21 ratings)](https://appshunter.io/ios/app/polyivoks-filter/id1507649629/reviews)** |
| Number of ratings | **85** | 21 |
| Positive reviews | 80.0% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 13 MB | 17 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Amazing Noises](https://appshunter.io/developer/903336421) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### GliderVerb

[App page](https://appshunter.io/ios/app/gliderverb/id887408942)

This app offers a unique reverberation effect that simulates a room changing shape, creating evolving soundscapes. It provides a wide range of sonic possibilities, from smooth resonances to granular disintegration, with extensive control over its parameters.

**Highlights:** Continually modulated reverb algorithm, Pitch resonator, Ribbon resonance player, Built-in stereo sampler, Control manager LFO, Audiobus and Inter-App Audio support, Preset morphing pad

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| lala's presets | Free | one-time |
| Full Version | $4.99 | one-time |


### PolyIvoks Filter

[App page](https://appshunter.io/ios/app/polyivoks-filter/id1507649629)

This audio effect plugin emulates the sound of a legendary 1980s Soviet synthesizer filter. It offers stereo output and a range of modulation and envelope controls for creative sound shaping. A demo version is available with limited free play time.

**Highlights:** Standalone and AUv3 plugin, Modeled vintage filter, LFO and envelope modulation, Stereo output, Scalable GUI, Undo/Redo and A/B comparison

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS PolyIvoks Filter Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is GliderVerb free?

GliderVerb is free to download, with in-app purchases available.

### Is PolyIvoks Filter free?

PolyIvoks Filter is free to download, with in-app purchases available.

### Which has better reviews, GliderVerb or PolyIvoks Filter?

PolyIvoks Filter is rated higher. GliderVerb averages 4.6 out of 5 from 85 ratings, while PolyIvoks Filter averages 4.7 from 21 ratings.

### Do GliderVerb or PolyIvoks Filter have ads?

Neither GliderVerb nor PolyIvoks Filter shows ads.

### Which is updated more often, GliderVerb or PolyIvoks Filter?

GliderVerb ships an update every 4 months, and PolyIvoks Filter fortnightly. Most recently, GliderVerb was updated on September 22, 2026 and PolyIvoks Filter on September 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*