Underlairs vs BRUTASK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Underlairs
Enhance concentration and memory with curated ambient soundscapes and a focus timer. Choose from unique 'Lairs' and track your progress to achieve deep work and productivity goals.
- Focus Timer with customizable durations
- Beast Mode for continuous music
- Ambient soundscape playlists
- Background playback
- Lock screen controls
- Stats tracking for focus minutes and streaks
- Minimalist design
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Timer and session-based focus workflow: 1. Press play 2. Start the timer & play music 3. Finish a study session Underlairs is focus music for people with ambitious plans. Cinematic, high-intensity soundscapes engineered for deep work — press play, start the timer, and get more done in one session than most people do all day. No lo-fi beach vibes here. This is music for masterminds. FIVE SOUNDSCAPES, ONE MISSION • THE LAIR — Your domain, your default soundscape • BIG DESK ENERGY — Repeal societal expectations and break free • SPACE PIRACY — Fly that spaceship into deep space like you stole it • FLUENT IN FINANCE — Serious people doing serious things • TOXIC INTENSITY — The details of your incompetence is not interesting 60+ original tracks. Zero interruptions. Music designed to keep your brain locked in, whether you're studying, coding, writing, or plotting something bigger. BEAST MODE A focus timer built for real sessions — not just 25-minute sprints. Track deep work sessions up to 24 hours. Start it, disappear into the work, and come back victorious. STATS THAT KEEP SCORE See your focus streaks and total time in the zone. Watch the hours stack up. Evidence of your inevitable rise. WHY UNDERLAIRS • Completely free — every playlist, every feature • No subscription, no ads, no account required • Works offline — all music is on your device • Background playback while you use other apps • Designed for studying, work, coding, reading, and ADHD-friendly concentration Underlairs is free because world domination shouldn't have a paywall. If it helps you get things done, there's a tip jar inside — entirely optional, eternally appreciated. Your lair awaits. Press play and get to work.
BRUTASK
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BRUTASK is a to-do app built on neo-brutalist design principles. Thick black borders. Hard drop shadows. Zero rounded corners. No decoration — just information, front and center. ■ FEATURES ● Task Management Set priority (HIGH / MED / LOW) and due dates. Swipe to complete, long-press to edit. Simple by design. ● Pomodoro Timer Classic 25-minute focus / 5-minute break cycles. Session history tracks your focus time each day. ● Projects Group related tasks into projects. Progress bars show completion at a glance. ● FOCUS Mode Shows only your top 3 most important tasks for today. No distractions. No noise. Just what matters. ● Filter & Sort Filter by priority. Sort by created date, due date, or priority. Stay organized as your task list grows. ● Notifications Local notifications for Pomodoro completion and task reminders. No accounts, no servers. ● Haptic Feedback Satisfying taps on every button press. Toggle on/off in settings. ■ DESIGN PHILOSOPHY Inspired by brutalist architecture. Form follows function. Structure becomes beauty. A cream-colored canvas (#F5F0E8) framed with heavy black outlines. Every screen is immediate, legible, unmistakable. ■ PRIVACY FIRST 100% offline. All your data stays on your device — always. No servers. No accounts. No tracking. No ads. ■ WHO IT'S FOR ・Designers and creatives who love bold, minimal aesthetics ・Anyone tired of bloated, ad-filled productivity apps ・Pomodoro practitioners building a focus habit ・People who want tasks and projects in one place ・Privacy-conscious users who value offline-first tools Stop drowning in features. Start doing what matters. BRUTASK — raw design, real focus.
Screenshots
Verdict
The clearest difference is in-app purchases: BRUTASK at none against Underlairs's 3. On price, ads, device support and iOS requirement 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. Underlairs sells 3 in-app purchases, starting at $0.99 per month. BRUTASK asks for nothing beyond the download.
| Parameter | Underlairs | BRUTASK |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 230 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | John Jang | BYNET |
In-app purchases
Underlairs
- Monthly Premium$0.991 Month
- Yearly Premium3 Days trial$9.991 Year
- Premium Lifetime Access$17.99
BRUTASK
No in-app purchases









