# Lagrange vs FabFilter Twin 3

The clearest difference is price: Lagrange at $8.00 against FabFilter Twin 3's $24.99. Lagrange also leads on update cadence (every 2 weeks vs every 10 months) and rating (4.8 vs 4.6). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Lagrange costs $8.00 and FabFilter Twin 3 $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lagrange holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 57 and 42 respectively. Written reviews point the same way: 95% of Lagrange's written reviews are positive against 86% of FabFilter Twin 3's.

Lagrange ships an update every 2 weeks, FabFilter Twin 3 every 10 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | Lagrange | FabFilter Twin 3 |
| --- | --- | --- |
| Price | **$8.00** | $24.99 |
| Rating | **[4.8 (57 ratings)](https://appshunter.io/ios/app/lagrange-auv3-plug-in-synth/id1479000758/reviews)** | [4.6 (42 ratings)](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470/reviews) |
| Number of ratings | **57** | 42 |
| Positive reviews | **95.5% of reviews** | 86.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 10 months |
| Monetization | Paid | Paid |
| Size | 8 MB | 14 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [iceWorks, Inc.](https://appshunter.io/developer/347507439) | [FabFilter](https://appshunter.io/developer/421796789) |

## What reviewers say

### Lagrange

[App page](https://appshunter.io/ios/app/lagrange-auv3-plug-in-synth/id1479000758)

This app is a hybrid synthesizer that simplifies sound creation by using oscillator algorithms to manage complex parameters. It focuses on quickly achieving desired sounds by selecting the appropriate oscillator type.

**Highlights:** AUv3-compatible synthesizer, Simplified sound creation, Oscillator algorithms, Quick sound selection, Hybrid synthesis

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

**In-app purchases:** none


### FabFilter Twin 3

[App page](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470)

This powerful virtual analog synthesizer offers a redesigned interface and expanded sound-shaping capabilities. Create a wide range of synth sounds with advanced oscillators, filters, a flexible modulation system, and an all-new FX section. It supports MIDI input and MPE for expressive performances.

**Highlights:** Virtual analog synthesis, Flexible oscillators and filters, Advanced modulation system, All-new FX section, MPE support, Arpeggiator, Preset browser

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lagrange free?

Lagrange costs $8.00, with no in-app purchases.

### Is FabFilter Twin 3 free?

FabFilter Twin 3 costs $24.99, with no in-app purchases.

### Which has better reviews, Lagrange or FabFilter Twin 3?

Lagrange is rated higher. Lagrange averages 4.8 out of 5 from 57 ratings, while FabFilter Twin 3 averages 4.6 from 42 ratings.

### Do Lagrange or FabFilter Twin 3 have ads?

Neither Lagrange nor FabFilter Twin 3 shows ads.

### Which is updated more often, Lagrange or FabFilter Twin 3?

Lagrange ships an update every 2 weeks, and FabFilter Twin 3 every 10 months. Most recently, Lagrange was updated on November 7, 2026 and FabFilter Twin 3 on November 7, 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.*