NeuroCalm vs PlugBrain
Side-by-side comparison of two open source alternatives
NeuroCalm
NeuroCalm is a focused, minimal app designed to stimulate the auricular branch of the vagus nerve using controlled vibration patterns — promoting calm, relaxation, and parasympathetic activation.Key Features:Targeted Stimulation: Designed for use at the cymba conchae (left ear), based on current aVNS research.Multiple Modes: Choose from 4 evidence-inspired stimulation patterns (Standard, Burst, Continuous, Amplitude Modulated).Simple Interface: Start with one tap. No account, no tracking, no distractions.Custom Duration: Use the time slider or select from recommended durations.Offline & Private: No internet needed. Everything runs fully on-device.⚠️ Disclaimer:This app is not a medical device. Use at your own risk. Possible side effects include tingling, dizziness, or skin irritation. Continuous use may warm the device.
PlugBrain
PlugBrain is an app that encourages regular breaks from distracting apps by blocking access at scheduled intervals. To regain access, you’ll need to solve a math challenge that adjusts in difficulty: the more frequently you use the apps, the harder the challenges become, but the longer you stay away, the easier they get. **Features** - No ads - No internet required - Blocks distracting apps - Unblock apps by solving math challenges - Difficulty increases with frequent use, decreases with focus **How to use** - Grant all required permissions - Select distracting apps - Choose your focus interval - Stay focused ;)
| Feature | NeuroCalm | PlugBrain |
|---|---|---|
| License | MIT | GPL-3.0-only |
| Install sources | GitHubIzzyOnDroid | F-DroidGitHubIzzyOnDroid |
| Categories | ProductivityFitness | ProductivityFitnessCalendar |
| Features | Ad-FreeOpen SourceNo Tracking | Ad-FreeOpen SourceNo Tracking |
| Platforms | Android | Android |
| Website | ||
| Source code |