FiiO Control vs Green Bottle Power
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FiiO Control
This utility app allows you to customize settings for compatible FiiO Bluetooth audio devices. Adjust audio parameters, equalizer settings, and general device functions like charging and indicator lights. It also provides access to user guides for supported models.
- Customize general device functions
- Adjust equalizer settings
- Modify audio settings
- View embedded user guides
- Control charging and indicator lights
- Enable in-vehicle mode
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FiiO Control app is designed exclusively for controlling FiiO Bluetooth devices. You can use this app to change the audio settings, equalizer and other functions of your FiiO Bluetooth device. Features: 1. Customize the general functions such as Charging on-off, RGB indicator light on-off, in-vehicle mode, DAC work mode, etc; 2. Adjust the equalizer; 3. Change audio settings such as digital filter, channel balance, etc. 4. View the embedded user guide for device introductions; Note: This app currently supports connecting with FiiO Q5, Q5s, BTR3, BTR3K, BTR5, EH3 NC, LC-BT2. The support for newer models will be added once they're available. Due to the differences in Bluetooth chips and DAC chips, the settings for each model may vary. Please refer to the menus that appear after device connection for the actual settings. ----------------------------------------------------------- If you have any questions of using this app or any suggestions, feel free to contact us using the below methods: E-mail: support@fiio.net FiiO website: http://www.fiio.net Facebook: https://www.facebook.com/FiiOAUDIO
Green Bottle Power
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This device is a control box product that can optimize engine performance for vehicle. The App is a Bluetooth tool software that can set and store various parameters into the control box through Bluetooth communication. In order to achieve better operating results, and use mobile phone positioning to detect the moving distance of the vehicle, and match the actual optimization status of the engine to calculate the real optimization effect of the control box.
Screenshots
Verdict
The clearest difference is update cadence: FiiO Control at fortnightly against Green Bottle Power's every 8 months. Green Bottle Power's advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and device support 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.
FiiO Control ships an update fortnightly, Green Bottle Power every 8 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.
| Parameter | FiiO Control | Green Bottle Power |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (4 ratings) — better | — |
| Positive reviews | 13.3% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Fortnightly — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 139 MB | 21 MB |
| Age rating | 4+ | 17+ |
| Developer | Guangzhou Fiio Electronic Technology Co., Ltd | StarRiver Digital Design Co. Ltd. |
Bugs and requests
FiiO Control
Reported bugs
5 issues- App not detecting devices
- Connection failures
- Crashes on startup
- Settings not persisting
- Incompatibility with newer devices and iOS versions
Requested features
6 requests- More customizable EQ
- Multiple EQ presets
- Parametric EQ
- Firmware update support
- Wider device compatibility
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- Improved app stability and reliability
Green Bottle Power
Not enough reviews yet to summarise bugs or requests.
In-app purchases
FiiO Control
No in-app purchases
Green Bottle Power
No in-app purchases
Questions
Is FiiO Control free?
Is Green Bottle Power free?
Do FiiO Control or Green Bottle Power have ads?
Which is updated more often, FiiO Control or Green Bottle Power?
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