Qudelix vs Questyle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Qudelix
This app serves as an official remote controller for compatible Qudelix DAC/AMP devices. It allows users to connect via Bluetooth to manage audio settings, customize equalizers, and monitor device status. Users can adjust volume, DAC settings, and update device firmware.
- Device control and status monitoring via Bluetooth
- Equalizer settings and preset management
- Volume control
- DAC and audio output settings
- Battery status monitoring
- Device firmware updates
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Official remote controller app for Qudelix DAC/AMP devices. Connect a compatible Qudelix device via Bluetooth to configure audio settings, manage equalizer presets, and monitor device status. Features include: * Device control and status monitoring via Bluetooth * Equalizer settings and preset management * Volume control * DAC and audio output settings * Battery status monitoring * Device firmware updates * Bluetooth codec and streaming information Feature availability varies by device. Requires a compatible Qudelix DAC/AMP connected via Bluetooth.
Questyle
This app allows users to connect, control, and customize their compatible audio devices. It offers features like firmware updates, personalized sound tuning with a 10-band equalizer, and access to product manuals for an enhanced listening experience.
- Device connection and management
- 10-band Parametric Equalizer (PEQ)
- One-tap firmware updates
- Multiple audio codec selection
- Access to product manuals
- Device status monitoring
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Founded in Shenzhen in 2012, Questyle is dedicated to the research and development of advanced audio products and immersive audio systems. With roots in China and a global presence, Questyle is driven by technological innovation and a commitment to minimalist, elegant product design. Our mission is to handle the technical complexities so users can enjoy exceptional sound through simple, effortless operation, free from environmental limitations. Through the Questyle App, we hope to make high-quality audio experiences more accessible, allowing everyone to immerse themselves in the beauty of music and sound, anytime and anywhere. Minimalist Design, Intuitive Experience The Questyle App embraces a clean, minimalist design with an intuitive interface and thoughtfully organized features. Whether you're a first-time user or an experienced audio enthusiast, you can quickly get started and easily connect and manage your audio devices. Easy Device Connection and Control Identify and manage compatible Questyle audio devices through the app. Access device connections, settings, and everyday controls with ease. Professional PEQ Tuning, Personalized Sound For devices that support sound tuning, the app offers a professional 10-band Parametric Equalizer (PEQ), allowing precise adjustments to frequency, gain, and Q factor. With an intuitive visual EQ curve, users can customize their sound based on different headphones, music content, and personal listening preferences. One-Tap Firmware Updates, Continuous Improvements Keep your devices up to date with convenient firmware updates. Check for available firmware versions for supported devices directly from the app's device management interface to benefit from performance improvements and feature updates. Multiple Audio Codecs, Flexible Choices For compatible Bluetooth audio devices, the app offers a selection of audio codecs. Whether you prioritize Hi-Fi sound quality or connection stability, you can select supported codecs to suit your listening needs and different usage scenarios. Device Status at a Glance Clearly view device connection status and relevant settings, making it easy to check your devices and adjust settings whenever needed. Product Manuals, Easy to Get Started Access illustrated product manuals covering device connections, basic operations, and feature settings. Find helpful guidance whenever you need it and get the most out of your Questyle audio devices.
Screenshots
Verdict
The clearest difference is rating: Qudelix at 4.3 against Questyle's 2.9. Qudelix also leads on review sentiment (70% vs 35%). On price, ratings volume, update cadence and ads 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.
Qudelix holds the better App Store score, 4.3 against 2.9. Both are backed by a comparable volume of ratings — 86 and 56 respectively. Written reviews point the same way: 70% of Qudelix's written reviews are positive against 35% of Questyle's.
Qudelix ships an update every 6 weeks, Questyle every 3 weeks. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.
| Parameter | Qudelix | Questyle |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (86 ratings) — better | 2.9 (56 ratings) |
| Positive reviews | 69.6% of reviews — better | 35.1% of reviews |
| Number of ratings | 86 — better | 56 |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.2 — better |
| Further details — not scored | ||
| Size | 21 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Qudelix, Inc. | 深圳旷世之声文化科技有限公司 |
Customer experience
Qudelix
Questyle
Bugs and requests
Qudelix
Reported bugs
25 issues- App needs work
- Documentation does not provide a coherent answer
- Wont recognize any Bluetooth devices
- App is useless if you can’t connect a device to it
- Doesn’t work on iPhone 15
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- Causes iPad to lock up
- Some settings won’t apply until I disconnect and reconnect
- Causes issues when it’s running in the background and it’s become extremely bad
- Wont connect to app
- Just won’t connect to app even though it’s connect to my phone
- Thoroughly disappointed
- App kept disconnecting from the 5k at random
- Stopped reconnecting
- App still will not recognize the 5k Device
- Still got the sound, but at a near whispered volume
- App fails to recognize the connected device multiple times
- Even pressing “connect” within the app does nothing
- Rarely registers my Qudelix
- For some reason the EQ just doesn’t sound right
- No app connection
- Connects in phone; not detected in app, even in pairing mode
- Doesn’t work with FW2.0
- 5K also playing up with buttons not working correctly etc.
- Battery graph is unusable on iPadOS
- App is very frustrating to use on the iPad since it opens with gigantic black bezels
Requested features
10 requests- How to set a preset for PEQ for each headphone
- Firefox or Safari extension
- Dark mode
- Live 20 band VU meter displayed in low opacity behind EQ curve
- Update autoeq list
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- Allow importing autoeqs
- German translation
- Toggle absolute volume and volume protection
- Native iPad UI
- Enable modern iPadOS multitasking paradigms
Questyle
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Qudelix
No in-app purchases
Questyle
No in-app purchases






