# Equisound vs Syscall

The clearest difference is update cadence: Equisound at every 3 weeks against Syscall's every 2 months. Equisound also leads on iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Equisound ships an update every 3 weeks, Syscall every 2 months. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Equisound | Syscall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 38 MB | 27 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [世邦通信股份有限公司](https://appshunter.io/developer/1427374431) | [nttworks](https://appshunter.io/developer/1794251891) |

## What reviewers say

### Equisound

[App page](https://appshunter.io/ios/app/equisound/id6473010972)

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

**In-app purchases:** none


### Syscall

[App page](https://appshunter.io/ios/app/syscall/id6751177034)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Equisound free?

Equisound is free to download, with no in-app purchases.

### Is Syscall free?

Syscall is free to download, with no in-app purchases.

### Do Equisound or Syscall have ads?

Neither Equisound nor Syscall shows ads.

### Which is updated more often, Equisound or Syscall?

Equisound ships an update every 3 weeks, and Syscall every 2 months. Most recently, Equisound was updated on September 12, 2026 and Syscall on September 18, 2026.

---

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