Aptabase vs ETF Overlap Tool

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Aptabase compared with ETF Overlap Tool
Detail	Aptabase	ETF Overlap Tool
What it does	Open source, privacy-first analytics for mobile, desktop and web apps	Free ETF overlap calculator comparing actual holdings from SEC filings and issuer data
Stage	Not given	Established
Founded	2023	Not given
Based in	RO	RS
Pricing model	Freemium	Free
Pricing	Free up to 20,000 events/month. Paid plans: $10/month for 200,000 events, $20/month for 1,000,000 events, $40/month for 2,000,000 events, $75/month for 5,000,000 events, $140/month for 10,000,000 events, $240/month for 20,000,000 events, $300/month for 30,000,000 events, $450/month for 50,000,000 ev	Not given
Key features	Real-time dashboard Event tracking with custom properties Sessions, live view and session timeline Truly anonymous data collection No fingerprinting or device identifiers EU or US data residency Debug and Release build modes CSV export and data ownership Lightweight SDKs for 17 platforms Mobile-first dashboard with dark mode	Compare two ETFs for weight and count overlap Multi-ETF compare tool for up to five ETFs 80 ETFs available including US-listed and UCITS Holdings data updated daily from SEC filings and issuer feeds Sector breakdown and concentration analysis ETF directory with profiles and holdings tables Educational guides and methodology documentation
What makes it different	100% open source with full code inspection available No personal data collection eliminates need for consent banners Completely anonymous sessions with no user re-identification possible Full data ownership with no data selling or usage by platform Supports 17 SDKs across all major platforms	Compares actual holdings resolved to canonical securities, not just fund categories Data sourced from authoritative sources: direct issuer feeds and SEC EDGAR filings Independent operator not affiliated with fund companies or paid by issuers Both weight and count overlap metrics to answer different portfolio questions Methodology and data sources fully documented and verifiable
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	71 no change since last check	1 no change since last check
Trust Flow (Majestic)	29	1
Citation Flow (Majestic)	37	12
Referring domains (Majestic)	645	6

5 details filled in for both companies.

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