# DOTEC vs ARSound3D

The clearest difference is price: ARSound3D at Free against DOTEC's $7.99. ARSound3D also leads on update cadence (every 3 weeks vs every 16 months). DOTEC's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

ARSound3D is free to download; DOTEC costs $7.99 up front. ARSound3D sells 1 one-off in-app purchase. DOTEC asks for nothing beyond the download.

DOTEC ships an update every 16 months, ARSound3D every 3 weeks. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | DOTEC | ARSound3D |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dotec-audio-deepopmax/id1516653696/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 11 MB | 19 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [fmfmsoft Corp.](https://appshunter.io/developer/1508747480) | [Kengo Matsumoto](https://appshunter.io/developer/1801204820) |

## What reviewers say

### DOTEC

[App page](https://appshunter.io/ios/app/dotec-audio-deepopmax/id1516653696)

This audio tool automatically adjusts sound pressure balance for professional and catchy sounds. It's ideal for music uploads to social media, delivering powerful audio that grabs attention. Features include one-dial control, warmth compensation, and a monitor function.

**Highlights:** One-dial sound pressure balance control, WARMTH function for high sound pressure compensation, MONITOR function for volume-independent effect checking, Redesigned pop and fun graphics for iOS, AudioUnit V3 support

**Features:** Vision Pro support

**In-app purchases:** none


### ARSound3D

[App page](https://appshunter.io/ios/app/arsound3d/id6743083155)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is DOTEC free?

DOTEC costs $7.99, with no in-app purchases.

### Is ARSound3D free?

ARSound3D is free to download, with in-app purchases available.

### Do DOTEC or ARSound3D have ads?

ARSound3D shows ads; DOTEC does not.

### Which is updated more often, DOTEC or ARSound3D?

DOTEC ships an update every 16 months, and ARSound3D every 3 weeks. Most recently, DOTEC was updated on September 21, 2026 and ARSound3D on September 17, 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.*