# Spigen Audio vs OTOLOG

The clearest difference is in-app purchases: Spigen Audio at none against OTOLOG's 4. Spigen Audio also leads on iOS requirement (13.0 vs 15.1). OTOLOG's advantage is update cadence (every 4 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. OTOLOG sells 4 in-app purchases, starting at $1.99 per month. Spigen Audio asks for nothing beyond the download.

Spigen Audio ships an update every 2 months, OTOLOG every 4 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Spigen Audio | OTOLOG |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 66 MB | 78 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SPIGEN](https://appshunter.io/developer/1076820625) | [YUNUS MELIH GOZUTOK](https://appshunter.io/developer/1884788018) |

## What reviewers say

### Spigen Audio

[App page](https://appshunter.io/ios/app/spigen-audio/id6514299055)

This app enhances your music listening experience with advanced equalization. Customize sound with presets or create your own settings, monitor battery, and adjust touch controls for compatible audio devices. Optimize your audio for gaming or power saving.

**Highlights:** Advanced equalization, EQ presets and custom EQ, Battery status monitoring, Gaming and power-saving modes, Customizable touch controls, Bluetooth device connection

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

**In-app purchases:** none


### OTOLOG

[App page](https://appshunter.io/ios/app/otolog/id6760516015)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTOLOG AİLE | $1.99 | per month |
| plus | $4.99 | per month |
| plus | $19.99 | per year |
| plus | $49.99 | per year |


## Frequently asked questions

### Is Spigen Audio free?

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

### Is OTOLOG free?

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

### Do Spigen Audio or OTOLOG have ads?

Neither Spigen Audio nor OTOLOG shows ads.

### Which is updated more often, Spigen Audio or OTOLOG?

Spigen Audio ships an update every 2 months, and OTOLOG every 4 weeks. Most recently, Spigen Audio was updated on November 4, 2026 and OTOLOG on October 31, 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.*