Comparison

SpillStack vs Lazyflow

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

Head to head
About

SpillStack

Capture and organize all your thoughts, from voice notes to text entries. This AI-powered tool automatically categorizes your input into tasks, ideas, projects, and more, providing summaries and tags for effortless management.

Highlights
  • Capture voice and text input
  • AI-powered categorization
  • Automatic summarization
  • Automated tagging
  • Organizes into tasks, ideas, projects, learning, research
  • Cross-device compatibility
Features
Read full description

SpillStack lets you dump anything (voice or text) into one place. The AI instantly reads it, understands it, and sorts it into: - Tasks - Ideas - Projects - Learning - Research and more. It adds summaries and tags automatically. Your thoughts go in messy... they come out organized.

About

Lazyflow

This app uses on-device AI to help you manage tasks, schedule your day, and stay focused. It offers features like quick task capture, personalized daily plans, and an immersive focus timer. All your data is stored locally for enhanced privacy.

Highlights
  • On-device AI for task extraction
  • Personalized daily plans
  • Immersive focus timer with Pomodoro
  • Calendar integration with two-way sync
  • Task lists with custom colors
  • Siri Shortcuts and widgets
  • Apple Watch and iPad optimization
Features
Read full description

Your tasks, your calendar, one app — powered by on-device AI that keeps your data private. Lazyflow is free, open source, and built for people who want to get things done without subscriptions or cloud lock-in. AI-POWERED PRODUCTIVITY - Quick Capture: jot down rough notes and let AI extract structured tasks with due dates, priorities, and subtasks - Next Up: a single focused task suggestion that learns what you skip, snooze, and complete - Morning Briefing: start each day with a personalized plan based on your schedule and priorities - Daily Summary with automatic carryover from yesterday - Automatic categorization powered by Apple Intelligence - Connect Ollama or custom AI providers for advanced workflows - AI runs on-device by default — your data stays on your phone FOCUS MODE - Immersive full-screen timer with animated progress ring - Pomodoro mode with configurable work and break intervals - Subtasks and notes panel — see everything without leaving focus - Lock in on one task at a time with no distractions - Sessions persist across app restarts — pick up where you left off - Track focus streaks and build consistent habits CALENDAR INTEGRATION - Dedicated Lazyflow calendar with two-way task-event sync - Day view (default on iPhone) and week view with persistent preference - Set scheduled start and end times for event-like task planning - Long-press any event to instantly create a task - Supported recurring tasks sync as recurring calendar events TASK MANAGEMENT - Task lists for projects and categories with custom colors and icons - Due dates, smart reminders, and recurring tasks - Priority levels with color coding - Subtasks with automatic completion tracking - Swipe actions for quick edits - Full task history with search and filters SIRI SHORTCUTS - "Add a task in Lazyflow" - "Complete my next task" - "What's on my agenda today" - Hands-free task management WIDGETS & LIVE ACTIVITIES - Home Screen widgets (Small, Medium, Large) - Lock Screen Live Activity with Dynamic Island support - Real-time progress updates throughout your day APPLE WATCH - Today's tasks on your wrist - Tap to complete tasks - Real-time sync with iPhone - Watch complications for at-a-glance progress iPAD OPTIMIZED - Sidebar navigation with adaptive layouts - Full keyboard shortcuts - Split View multitasking PRIVACY FIRST - All data stored locally on your device - Optional iCloud sync across your devices - No tracking, no analytics, no ads - AI runs on-device by default with Apple Intelligence OPEN SOURCE Lazyflow is free and open source under the MIT License. View the code, report issues, and contribute on GitHub.

Screenshots

SpillStack4 screens
Lazyflow4 screens

Verdict

The call

The clearest difference is update cadence: SpillStack at daily against Lazyflow's every 11 days. SpillStack also leads on ratings volume (9 vs 2) and iOS requirement (15.1 vs 17.0). On price, rating, ads and in-app purchases 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for SpillStack against 5.0 for Lazyflow. Both are backed by a comparable volume of ratings — 9 and 2 respectively.

UpkeepUpdate frequency

SpillStack ships an update daily, Lazyflow every 11 days. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

Scorecard3 real differences · 7 level
SpillStack versus Lazyflow: the parameters behind the verdict, then further details
ParameterSpillStackLazyflow
PriceFreeFree
Rating5.0 (9 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings9 — better2
Update frequencyDaily — betterEvery 11 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 — better17.0
Further details — not scored
Size38 MB19 MB
Age rating4+4+
DeveloperDamian MathewsPrakash Chaudhary

Customer experience

SpillStack

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Lazyflow

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

SpillStack

No in-app purchases

None

Lazyflow

No in-app purchases

Questions

Is SpillStack free?
SpillStack is free to download, with no in-app purchases.
Is Lazyflow free?
Lazyflow is free to download, with no in-app purchases.
Which has better reviews, SpillStack or Lazyflow?
SpillStack and Lazyflow are both rated 5.0 out of 5 on the App Store, from 9 and 2 ratings respectively.
Do SpillStack or Lazyflow have ads?
Neither SpillStack nor Lazyflow shows ads.
Which is updated more often, SpillStack or Lazyflow?
SpillStack ships an update daily, and Lazyflow every 11 days. Most recently, SpillStack was updated on September 30, 2026 and Lazyflow on September 29, 2026.

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