Comparison

VoidLink vs Quantum Defender

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

VoidLink

Stream games from your PC to your mobile device with advanced performance and control options. Enjoy features like frame interpolation, HDR accuracy, and customizable on-screen widgets for a superior gaming experience.

Highlights
  • High-performance game streaming
  • HDR accuracy and YUV 4:4:4 support
  • Frame-interpolated streaming (60-120 FPS)
  • Drawing Toolkit with pressure mapping
  • Extensive external controller support
  • Advanced touch and on-screen widget customization
  • Powerful motion control mapping
Features
Currently charting
Read full description

VoidLink is a project developed & maintained by Sunshine - Moonlight game streaming community players. After long term development and iterations, it has been refined into a powerful and feature rich game streaming tool. More details about VoidLink including our community support is available on the app support web page. Key Features of VoidLink 1. Better performance - VoidLink's standard video rendering pipeline delivers unparalleled streaming performance and reference-grade HDR accuracy. Check our app support web page for details. - Supports YUV 4:4:4 streaming (requires device hardware decoding). - Picture‑in‑picture mode supported (iOS15+) —stream in the background without interruption. 2. High-performance frame-interpolated streaming with HDR support: - Supports stable 60 → 120 FPS frame-interpolated streaming on at least A15 and newer devices 3. Drawing Toolkit: Toolkit built for drawing: better stroke transmission, pro-level pressure curve mapping, double-tap and squeeze shortcuts, exclusive on-screen buttons. (Basic stylus support remains available without purchasing the Drawing Toolkit) 4. External controller support - Radial menu and global controller navigation, covering 95% of app settings and operations for gamepad streamers. Enjoy a handheld-like experience without touching the screen! - Super fun! VoidLink brings the first-ever [Gamepad Visual Feedback Overlay] to the game streaming community. - Specify controller mapping as Xbox360 or DualShock 4. - User-defined controller mouse mode. - User-defined gyro toggle & hold button. - Controllers can be connected anytime during streaming. - DS4 Gyroscope mapping. 5. Advanced touch support - Smooth, reliable multi‑touch passthrough. - The app introduces a multi‑Touch game fine‑tuning feature for games with native mobile UI on PC. - Simulated mouse click, double click, right‑click, drag, etc., with adjustable pointer sensitivity. 6. Powerful on-screen widgets - Button widget includes: controller, keyboard, mouse, gyro control, functional (settings menu, soft keyboard, etc.) - Supports grouping, layering, collapsing, and expanding on-screen widgets. - Widget group is able to import complete layouts for quick reuse. - Supports combo buttons, button macros, button+touchpad hybrid widgets - Touchpad widget that enables mobile style gaming. - Auto tap timer for each button widgets - Visual and haptic feedback supported (requires device with vibration motor). - Customize on-screen widget & layout—adjust size, shape, border, transparency, sensitivity, labels, and more. - Import/export on-screen widget layouts for sharing configurations across devices. 7. Powerful motion control - Directly maps built-in gyro or external gamepad gyro to mouse or controller stick, no need for third party PC software for motion control mapping - Works with on-screen gyro control button “GYRO” & “GYROPAUSE” or user-defined physical controller buttons. 8. Haptic engine selection (iOS 13+) - Auto: rumbles iPhone when controller does not support rumbling. Able to rumble iPhone when using on-screen widget control while no physical controller is connected. - swap rumbling left & right handle motor on controller Note: external controller rumbling supported on iOS 14+. 9. Microphone redirection - Support for microphone redirection with Sunshine-Foundation. 10. Changing bitrate upper limit without disconnecting - Bitrate upper limit can be adjusted without disconnecting when working with Sunshine-Foundation. Note: check out our technical support page for more details about Sunshine-Foundation 11. Full portrait‑mode support - Streaming content and on‑screen widgets adapt to portrait orientation: automatic resolution and widget layout adjustment 12. External display support: duplicate or external display only

About

Quantum Defender

Defend a quantum core by controlling and aligning a wavefunction against waves of incoming enemies. This arcade action game transforms abstract quantum concepts into fast-paced, visual gameplay with simple touch controls and escalating challenges.

Highlights
  • Fast arcade defense gameplay
  • Wavefunction alignment mechanics
  • Quantum-inspired enemies and effects
  • Increasing enemy pressure
  • Designed for touch controls
  • Sci-fi wave-based game world
Features
Read full description

Quantum Defender is an arcade action game where you defend a quantum core by controlling and aligning a wavefunction against incoming enemies. Rotate, time, and lock your quantum state into the right orientation to stop threats before they reach the center. Each encounter turns abstract quantum ideas into fast visual gameplay: alignment, phase, resonance, shields, targets, and energy bursts become part of the action. Built for quick play sessions, Quantum Defender combines simple touch controls with escalating enemy pressure and bright sci-fi visuals. Features: • Fast arcade defense gameplay • Wavefunction alignment and target-lock mechanics • Quantum-inspired enemies, shields, and energy effects • Increasing pressure as enemies close in • Designed for touch controls on iPhone and iPad • A science-inspired game world built around waves, phase, and resonance Quantum Defender is a game, not a physics textbook. It uses quantum-inspired visuals and mechanics to make wave alignment feel active, playful, and exciting.

Screenshots

VoidLink4 screens
Quantum Defender4 screens

Verdict

The call

The clearest difference is price: Quantum Defender at Free against VoidLink's $1.49. Quantum Defender also leads on rating (5.0 vs 4.6). VoidLink's advantage is ratings volume (96 vs 1) and chart position (#134 vs unranked). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Quantum Defender is free to download; VoidLink costs $1.49 up front. VoidLink sells 1 one-off in-app purchase and Quantum Defender sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Quantum Defender holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: VoidLink has 96 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

VoidLink ships an update weekly, Quantum Defender every 6 days. Both last shipped on October 31, 2026.

Scorecard5 real differences · 6 level
VoidLink versus Quantum Defender: the parameters behind the verdict, then further details
ParameterVoidLinkQuantum Defender
Price$1.49Free — better
Rating4.6 (96 ratings)5.0 (1 ratings) — better
Positive reviews86.5% of reviews—
Number of ratings96 — better1
Update frequencyWeeklyEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#134 — better—
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size14 MB124 MB
Age rating12+4+
Developer伟敏 张RQM Technologies LLC

Customer experience

VoidLink

All ratings96 ratings
Positive92.7%
Neutral1.0%
Negative6.3%
Written reviews96 reviews
Positive86.5%
Neutral3.1%
Negative10.4%

Quantum Defender

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

VoidLink

One-time1
  • Drawing Toolkit$5.99
7 purchases

Quantum Defender

One-time7
  • Cadet Qubit Pack$1.99
  • Field Qubit Pack$5.99
  • Command Qubit Pack$11.99
Show 4 more
  • Singularity Qubit Pack$25.99
  • Architect Qubit Pack$49.99
  • Navigator Qubit Pack$99.99
  • Horizon Qubit Pack$199.99

Questions

Is VoidLink free?
VoidLink costs $1.49, and also offers in-app purchases.
Is Quantum Defender free?
Quantum Defender is free to download, with in-app purchases available.
Which has better reviews, VoidLink or Quantum Defender?
Quantum Defender is rated higher. VoidLink averages 4.6 out of 5 from 96 ratings, while Quantum Defender averages 5.0 from 1 ratings.
Do VoidLink or Quantum Defender have ads?
Neither VoidLink nor Quantum Defender shows ads.
Which is updated more often, VoidLink or Quantum Defender?
VoidLink ships an update weekly, and Quantum Defender every 6 days. Most recently, VoidLink was updated on October 31, 2026 and Quantum Defender on October 31, 2026.

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