Serenido vs Mac Ninja
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Serenido compared with Mac Ninja
| Detail | 
Serenido | 
Mac Ninja |
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| What it does | Free ADHD tools and undated printable workbooks built around how ADHD brains actually work
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free tools; workbooks: The ADHD Tax Refund $9.99, The ADHD Mom Brain Planner $7.99, The Parent's Paper Trail $17
| Yearly: $9.99/year (cancel anytime); Lifetime: $24.99 one-time payment. Both plans include every feature and work on up to 3 Macs.
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| Key features | - Impulse timer tool for managing time awareness and impulse control
- Undated printable workbooks that don't break if you skip a week
- 24-Hour Parking Lot tool for managing intrusive thoughts
- Subscription Finder tool to locate and manage recurring charges
| - Unload idle browser tabs in Chrome, Safari, Brave, Edge, Arc and other browsers
- Calm background CPU hogs without quitting them
- Clean up tabs left behind by AI agents
- Offload unused apps to save disk space
- Live dashboard showing memory and CPU stats
- Memory autopilot for automatic tab sleeping
- Works on up to 3 Macs per license
- Silent auto-updates
- Minimal resource usage
- No admin password required for normal use
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| What makes it different | - Undated pages so missing a week or skipping days doesn't break the system
- Designed by someone with ADHD who understands how ADHD brains actually work
- Built around plain-language explainers on ADHD and money, not willpower lectures
- Tools run locally in your browser so nothing you type ever leaves your device
| - Never closes your apps or tabs, only unloads idle tabs that reload instantly when clicked
- Uses only standard macOS and browser features, no system changes or kernel extensions
- Automatically cleans up tabs abandoned by AI agents after 8 hours
- No tracking, no analytics, no account required
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ▼ −3 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 6 | 0 |
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| Citation Flow (Majestic) | 22 | 7 |
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| Referring domains (Majestic) | 9 | 2 |
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4 details filled in for both companies.
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