4STREAM vs DBS Automation
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
4STREAM
Stream music from online services and local storage to compatible audio devices. Control playback across multiple rooms, group devices, and manage audio sources wirelessly from your smartphone or tablet.
- Stream from online music services
- Play music from local storage
- Multi-room audio sync
- Independent room playback
- Wireless device control
- Group and ungroup devices
- Volume and playback management
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The 4STREAM application can play music from the most popular online music services and local storage from smartphones, tablets or home NAS to one or multiple preamplifiers or amplifiers that are designed and produced by ourselves. The Main App Functions and Features - The 4STREAM application can control our devices, and play the same music to all rooms in sync or play different different music to different rooms within the distance that your home router can cover. -Users can wirelessly control the all the 4STREAM WiFi enabled products including the speakers, audio preamplifiers and amplifiers in the same home network . -With 4STREAM application, on the smart phones and tablets, users can manage their online audio sources like music, radio stations and preset programs. They can also group and ungroup any devices that this application supports, control the volume, change the music and so on.
DBS Automation
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DBS Automation allows you to easily connect and control DB Series products from your smartphone. With a simple, intuitive interface, you can manage multiple parameters of up to 4 different zones, including input selection, volume control, mute state, attenuation intensity, and filters. Key Features: - Connect to DB Series Products: Use the app's connection screen to input the product's local IP address and establish communication. - Control Multiple Zones: Adjust settings for up to 4 zones, such as input, volume, mute, and more. You can also combine adjacent zones through the stereo selection. - Real-Time Adjustments: Enable or disable real-time changes to apply updates instantly or send them at request. - Product Information: View detailed information about the connected DB Series product, including its model and firmware version. - Flexible Settings: Change the product's IP address or modify app behavior from the settings screen. This app is designed to simplify the control of DB Series products, allowing you to tailor sound and performance across multiple zones with ease. Whether you're managing a home theater, conference room, or other audio environment, the DBS Automation app gives you full control at your fingertips.
Screenshots
Verdict
The clearest difference is iOS requirement: 4STREAM at 10.0 against DBS Automation's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
4STREAM ships an update every 4 months, DBS Automation every 3 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.
| Parameter | 4STREAM | DBS Automation |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (65 ratings) — better | — |
| Positive reviews | 47.1% of reviews | — |
| Number of ratings | 65 — better | — |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 150 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | 小英 向 | KRUGER - DB SERIES INDUSTRIA ELETRONICA LTDA |
In-app purchases
4STREAM
No in-app purchases
DBS Automation
No in-app purchases









