Tree vs Arca
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Tree
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Headline: Your life needs an index. Tree adopts a minimal hierarchy to map your complex personal life into lightweight metadata. Stop trying to remember everythingβuse Tree to remember "how to find everything." Core Highlights: Metadata Mindset: Manage your life like clean code. Every node is a gateway to deeper information, condensing infinite complexity into an orderly directory. Dual-View Design: Canvas Mode: A God's-eye view. Zoom and pan on an infinite canvas to perceive the grand structure of your knowledge. Card Mode: Focus on the "now." Dive deep into specific branches and eliminate all external noise. Intuitive Interaction: Tap to expand, long-press for menus, and drag to reorganize. Every gesture is designed for pure intuition. Data Sovereignty: Markdown import/export with plain text storage. Your data always belongs to you. Why Tree? Cognitive Alignment: The human brain is naturally wired for hierarchy. Tree syncs with your innate cognitive patterns. The Ultimate Index: From root to leaf, our efficient retrieval logic guides you directly to your lifeβs milestones. Monochrome Aesthetics: Stripped of distractions, leaving only space for your thoughts. "The simpler the index, the vaster the world you command."
Arca
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Arca is a team task manager built for clarity without complexity. Whether you're running a project, managing a team, or just trying to keep track of what needs to get done, Arca gives you everything in one place, no more scattered spreadsheets, forgotten emails, or endless status meetings. ORGANIZE WORK YOUR WAY Break your workspace into folders and lists that match how your team actually works. Group tasks by phase, category, milestone, or team, then drill into exactly what matters without the noise. TASKS WITH FULL CONTEXT Every task in Arca is a complete record of the work: β’ Rich title and description β’ Status and priority (Urgent, High, Medium, Low) β’ Assignees, so ownership is always clear β’ Start date and due date β’ Labels and custom tags β’ Subtasks for breaking down complex work β’ Dependencies to track blockers β’ Comments, @mentions, reactions, and file attachments No more digging through Slack threads or email chains to find context. It's all on the task. MULTIPLE VIEWS FOR EVERY SITUATION One size doesn't fit all. Switch between views to get the perspective you need: β’ Table: spreadsheet-style grid for bulk updates and triage β’ Board: drag-and-drop kanban cards grouped by status, priority, or assignee β’ Calendar: tasks plotted by due date for deadline planning β’ Timeline: task bars across a time axis for scheduling and spotting overlaps Save any view with your filters and sorting intact, and return to it instantly. REAL-TIME COLLABORATION Your team stays aligned without constant check-ins: β’ Comment directly on tasks and @mention teammates β’ Get notified the moment something changes that affects you β’ React to updates with emoji reactions β’ Know who's responsible for what at a glance DASHBOARDS & INSIGHTS Stop manually tracking progress. Arca's dashboards surface the big picture, task completion rates, workload by assignee, tasks by status, so you always know if work is on track and where bottlenecks are forming. BUILT FOR TEAMS Arca is designed around shared workspaces with role-based access. Invite your team, assign work, and keep everyone moving in the same direction, without the overhead of complex project management tools. Whether you're a small team moving fast or a growing organization that needs structure, Arca scales with you. Download Arca and bring clarity to your team's work.
Screenshots
Verdict
The clearest difference is price: Arca at Free against Tree's $0.99. Arca also leads on iOS requirement (15.1 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Arca is free to download; Tree costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Tree ships an update every 8 days, Arca every 6 days. The most recent releases landed on September 14, 2026 and September 13, 2026 respectively.
| Parameter | Tree | Arca |
|---|---|---|
| Price | $0.99 | Free β better |
| Update frequency | Every 8 days | Every 6 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 4 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | η»ͺ ι | GRE Development Ltd |
In-app purchases
Tree
No in-app purchases
Arca
No in-app purchases









