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Domicile365 vs Days Monitor: Professional Precision or Privacy-First Simplicity?
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Domicile365 vs Days Monitor: Professional Precision or Privacy-First Simplicity?

January 24, 2026 8 min read

Comparing Domicile365 and Days Monitor for residency tracking. Domicile365 offers 15-minute precision and CPA portals. Days Monitor focuses on privacy and flexibility.

Domicile365 and Days Monitor both track location for tax residency purposes, but they target different users. Domicile365 is built for precision and professional use, with features like 15-minute interval tracking and CPA portal access. Days Monitor prioritizes flexibility and privacy with custom rules for any jurisdiction.

This comparison is written by the Days Monitor team. We've verified competitor features against current App Store listings and aimed for accuracy throughout.

Note: App features and pricing were accurate at the time of writing but may have changed. Check each app's listing for current information.

Quick Comparison

Feature Domicile365 Days Monitor
Platforms iOS, macOS, Android iOS, Web
Tracking Precision 15-minute intervals Daily location
US State Tracking Yes All 50 states
Canada Province Tracking Not specified All 13 provinces/territories
Location Verification GPS, Bluetooth, Wi-Fi, cell tower GPS-verified coordinates
City-Level Tracking Yes (NYC, SF, others) Via custom rules
CPA/Advisor Portal Yes (read-only sharing) No (PDF export instead)
On-Device AI Yes No
Schengen Tracking Yes Yes
UK SRT Test Yes Via custom rules
Custom Day Thresholds Yes (unlimited alerts) Yes (fully customizable)
Data Storage Cloud with advisor sharing On-device + optional iCloud
Enterprise Features Yes No
Free Web Tools No Yes (no signup required)
Free Trial 60 days Yes

What Domicile365 Does Well

Domicile365 is a serious tool with features designed for professional use cases:

15-Minute Interval Tracking

Domicile365 records your location approximately every 15 minutes using GPS, Bluetooth, Wi-Fi, and cell tower data. This is the most granular tracking available in this category. If you need to prove exactly when you crossed a state line or how long you spent at a specific location, this precision matters.

CPA/Advisor Portal

You can grant your accountant or financial advisor read-only access to your location data through Domicile365's advisor portal. They can view your day counts, monitor alerts, and download logs without you having to export and send files manually. For people working closely with tax professionals, this is a workflow improvement.

Built-in Compliance Tests

Domicile365 includes pre-built tools for specific compliance scenarios: Schengen/ETIAS tracking, UK Statutory Residence Test, US substantial presence calculations, Puerto Rico testing, and rolling 183/365 day checks. If your situation matches one of these, you don't have to configure anything.

City-Level Tracking

Beyond states, Domicile365 tracks specific cities with their own tax implications, particularly NYC and San Francisco. It includes tools for NYC Unincorporated Business Tax and SF Gross Receipts analysis, which matter for business owners in those jurisdictions.

Multi-Platform Support

Domicile365 offers iOS, macOS, and Android apps. If you use multiple devices or share tracking responsibilities across a team, you have options. It even supports Apple Vision Pro if that's relevant to you.

Enterprise Features

For organizations tracking employee locations for payroll withholding and nexus purposes, Domicile365 offers enterprise subscriptions with multi-user management. Days Monitor is built for individuals, not teams.

Where Days Monitor Differs

Days Monitor takes a different approach to location tracking and residency management:

Privacy-First Architecture

Domicile365's advisor portal requires your data to be accessible from their servers. We made a deliberate choice to keep your data on your device, with optional iCloud sync if you want it. Your location history stays under your control. There's no account to create, no data uploaded to our servers, and no central database. If privacy is your priority, this is a fundamental difference.

Simpler Interface

Domicile365 users have noted that the interface can be difficult to navigate, with some requiring spreadsheet exports to analyze their data effectively. We designed Days Monitor to be straightforward. You set up your tracking rules, the app logs your location, and you can see your status at a glance. Less powerful, but easier to use.

Custom Rules for Any Jurisdiction

While Domicile365 has unlimited alerts, Days Monitor lets you create tracking rules for literally any country or region with whatever threshold you need. If you're tracking a jurisdiction that Domicile365 doesn't have preset support for, you can set it up yourself in Days Monitor without waiting for an update.

Free Web Calculators

We offer free Schengen and Substantial Presence Test calculators on our website with no signup required. Even if you don't use our app, you can access these tools. Domicile365 doesn't offer equivalent free web tools.

Lower Complexity

Domicile365 offers on-device AI for searching location data, enterprise features, advisor portals, and city-specific tax tools. If you don't need these, you're navigating around features that don't apply to you. Days Monitor focuses on doing one thing well: tracking your days with flexibility and privacy.

Domicile365 Considerations

A few things to keep in mind about Domicile365:

  • Interface complexity: Some users report the interface is difficult to navigate and requires exporting to spreadsheets for analysis
  • Enterprise orientation: Many features are designed for professional and enterprise use; individual users may find it more than they need
  • Cloud dependency: The advisor portal feature requires your data to be accessible remotely, which has privacy implications

That said, Domicile365 has a strong 4.7-star rating from 165 reviews, with users praising responsive customer support and accurate tracking.

Days Monitor Limitations

Days Monitor focuses on different priorities:

  • No Android app: Domicile365 supports Android; we're iOS-only for the mobile app
  • No advisor portal: Your CPA can't log in to view your data directly; you'd share PDF exports instead
  • No enterprise features: If you need to track employees across an organization, Domicile365 handles this and we don't
  • Less granular tracking: We track daily location, not 15-minute intervals
  • No city-specific tax tools: Domicile365's NYC UBT and SF Gross Receipts tools don't have equivalents in Days Monitor

Who Should Choose Domicile365

Domicile365 is built for users who:

  • Need 15-minute precision tracking for audit defense
  • Want your CPA to have direct portal access to your data
  • Need Android support
  • Run a business affected by NYC UBT or SF Gross Receipts tax
  • Need enterprise features for employee tracking
  • Prefer pre-built compliance tests over custom configuration

Who Should Choose Days Monitor

Days Monitor is built for users who:

  • Prioritize privacy and want your data to stay on your device
  • Want a simpler interface without enterprise complexity
  • Need flexibility to track any jurisdiction with custom rules
  • Want free web tools without installing an app or creating an account
  • Are an individual rather than a business or enterprise user
  • Don't need 15-minute precision (daily tracking is sufficient)

The Bottom Line

Domicile365 is a powerful, professional-grade tool with features like 15-minute tracking, advisor portals, and city-specific tax analysis. It's built for users who need maximum precision and work closely with tax professionals.

Days Monitor is designed for individuals who need custom jurisdiction rules, on-device privacy, and a simpler interface. Domicile365 is designed for users who need professional-grade precision and advisor collaboration. Your choice depends on which priorities matter more for your situation.

Download Days Monitor

Both apps offer generous free trials. Domicile365 gives you 60 days to evaluate their full feature set. Try both and see which workflow fits your situation.

Tax residency rules vary by jurisdiction and change frequently. This comparison is for informational purposes and should not be considered tax or legal advice. Consult with a qualified tax professional for guidance on your specific situation.

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