2ndBrainAI vs Stilllog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
2ndBrainAI
This AI-powered productivity tool acts as a second brain, proactively organizing your tasks, calendar, and emails. It provides personalized insights and reminders through various channels to help you focus on your most important work and build momentum.
- Proactive AI productivity OS
- AI Brain Chat Coach
- Voice-to-Task creation
- Smart Calendar and Email Sync
- Proactive WhatsApp Reminders
- Fitness Intelligence integration
- Daily Flow Score and Momentum Tracking
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2ndBrainAI is your proactive AI productivity OS - a second brain that captures, organizes, and reminds you of everything that matters, so you can focus on doing your best work. Unlike traditional to-do apps that wait for you, 2ndBrainAI works in the background, syncing your calendar, emails, and fitness data to surface what truly needs your attention. It nudges you on WhatsApp, summarizes your day by email, and helps you build unstoppable momentum. Supports multiple languages. KEY FEATURES 1. Multi-Language Support Create tasks, chat with your AI brain, and receive reminders in multiple languages. Speak naturally, 2ndBrainAI understands you. 2. AI Brain Chat Coach Ask your second brain anything. Get personalized insights based on your tasks, meetings, energy, and habits, like having a productivity coach in your pocket. 3. Voice-to-Task Magic Tap, speak, and your task is created. Powered by advanced AI that understands natural language. "Remind me to call mom tomorrow at 6pm" just works. 4. Smart Calendar and Email Sync Connect Google Calendar, Outlook, and Gmail. 2ndBrainAI auto-extracts action items from your inbox and syncs events into a unified timeline. 5. Proactive WhatsApp Reminders Get nudged where you already are. Send tasks, reminders, and even friend follow-ups via WhatsApp. No app-switching required. 6. Fitness Intelligence Sync Apple Health, Strava, and more. 2ndBrainAI learns your energy patterns and recommends focus blocks when you're at your best. 7. Daily Flow Score and Momentum Tracking A gamified 0 to 100 score that rewards deep work, completed tasks, and consistent habits. See your streak grow day by day. 8. Smart Focus Hero Each morning, your dashboard shows the ONE thing that matters most, based on priorities, deadlines, and your real-time recovery data. 9. Friend Reminders and Relationship Nudges Never forget a birthday, follow-up, or check-in. Send scheduled WhatsApp or email reminders to people you care about. 10. Sunday Review and Daily Power Reports End every week with clarity. Get AI-generated summaries of what you accomplished, where you flowed, and what to focus on next. 11. Shadow Schedule AI suggests realistic time blocks for your tasks based on your calendar gaps. No more overbooking yourself. WHY 2ndBrainAI? a. Proactive, not passive. It reaches out to you. b. Cross-platform. iOS, Android, Web, and WhatsApp. c. Privacy-first. Your data stays yours. d. Built for deep work, healthy habits, and meaningful relationships. Whether you're a founder, creative, student, or busy professional, 2ndBrainAI helps you remember more, decide faster, and live with intention. Download 2ndBrainAI and start building your second brain today.
Stilllog
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Stilllog is a simple app for logging everyday actions, so you don’t have to rely on memory when doubt shows up. Log moments like locking the door, feeding your cat, or turning off the stove. Each action is saved instantly, giving you something clear and reliable to check later. INSTANT LOGGING Record an action in seconds with a single tap. No forms, no setup, no friction. QUICK ACTIONS Create one-tap shortcuts for actions you log often. Your most common checks are always ready on the Home screen. CLEAR HISTORY View your logged actions by date and time. A calm, easy-to-scan list designed for quick reassurance. PRIVATE BY DESIGN Stilllog works entirely offline. No accounts, no analytics, no cloud sync. All data stays on your device. SIMPLE AND FOCUSED No subscriptions. No clutter. Just a small tool that does one thing well. FEATURES: • One-tap action logging • Custom Quick Actions • Clear history with timestamps • Optional notes • Light and dark mode • Works fully offline • All data stored locally Stilllog is not a medical or diagnostic tool. It’s a simple way to keep a personal record and move on with your day.
Screenshots
Verdict
The clearest difference is device support: Stilllog at 2 against 2ndBrainAI's —. On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | 2ndBrainAI | Stilllog |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | — | iPhone, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 51 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Vishruth Bharadwaj | Denis Ryazanov |
In-app purchases
2ndBrainAI
No in-app purchases
Stilllog
No in-app purchases









