# Elastic OSC vs FontStack

The clearest difference is in-app purchases: FontStack at none against Elastic OSC's 2. FontStack also leads on price ($14.99 vs $17.99). Elastic OSC's advantage is review sentiment (92% vs 75%) and rating (4.7 vs 4.5). On update cadence, ads, monetization model and device support there is nothing between them.

Elastic OSC costs $17.99 and FontStack $14.99 up front. Elastic OSC sells 2 one-off in-app purchases. FontStack asks for nothing beyond the download.

Elastic OSC holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 39 and 12 respectively. Written reviews point the same way: 92% of Elastic OSC's written reviews are positive against 75% of FontStack's.

Elastic OSC ships an update fortnightly, FontStack every 2 weeks. The most recent releases landed on September 27, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Elastic OSC | FontStack |
| --- | --- | --- |
| Price | $17.99 | **$14.99** |
| Rating | **[4.7 (39 ratings)](https://appshunter.io/ios/app/elastic-osc/id6478936836/reviews)** | [4.5 (12 ratings)](https://appshunter.io/ios/app/fontstack/id6742742740/reviews) |
| Number of ratings | **39** | 12 |
| Positive reviews | **92.0% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 58 MB | 308 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oliver Greschke (DE)](https://appshunter.io/developer/505848000) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### Elastic OSC

[App page](https://appshunter.io/ios/app/elastic-osc/id6478936836)

This synthesizer app offers a vast range of sounds inspired by a popular hardware module. It features 24 distinct oscillator models, intuitive XY pads for sound manipulation, and a versatile arpeggiator. Play it with an on-screen or external keyboard for monophonic or polyphonic sound design.

**Highlights:** 24 distinct sound engines based on Plaits DSP, Intuitive XY pads for sound manipulation, Versatile arpeggiator with multiple modes, Integrated help system for all features, DX7 bank and wavetable import, 5 master effects with automations

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multi LFOs | $3.99 | one-time |
| Unlock MPE for expressive control | $4.99 | one-time |


### FontStack

[App page](https://appshunter.io/ios/app/fontstack/id6742742740)

This app allows musicians to load and utilize classic SoundFont (.sf2) files within their digital audio workstation. It offers layering, key splitting, and instrument caching for creative sound design and quick access to a vast library of sounds.

**Highlights:** 4 SoundFont layers, Keyboard splits, SoundFont stacking, Instrument caching, Remote folder linking, Reverb, Delay, Chorus effects, Amp Envelope and Filter control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Elastic OSC free?

Elastic OSC costs $17.99, and also offers in-app purchases.

### Is FontStack free?

FontStack costs $14.99, with no in-app purchases.

### Which has better reviews, Elastic OSC or FontStack?

Elastic OSC is rated higher. Elastic OSC averages 4.7 out of 5 from 39 ratings, while FontStack averages 4.5 from 12 ratings.

### Do Elastic OSC or FontStack have ads?

Neither Elastic OSC nor FontStack shows ads.

### Which is updated more often, Elastic OSC or FontStack?

Elastic OSC ships an update fortnightly, and FontStack every 2 weeks. Most recently, Elastic OSC was updated on September 27, 2026 and FontStack on September 19, 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.*