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Mobile OS

Leader: Android — 72.8% S1 · 100.0% CR3

S1
72.8%
leader
CR3
100.0%
top 3 combined
HHI
6,042
Highly concentrated
MARKET SIZE
—
Global

How this is calculated

FORMULA
S1 = Android installed base / total installed base = 72.8%
CR3 = Android + iOS + — = 100.0%
HHI = Σ(share²) = 6,042 (Highly concentrated (HHI > 2,500))
DENOMINATOR
Installed Base — non-revenue (Global)
Global mobile operating system installed base. Non-revenue denominator.
Size from: N/A (non-revenue denominator)
TOP 3 PLAYERS
#1Android72.8%
#2iOS27.2%
#3(no third player — duopoly)
— Individual #2/#3 shares not separately tracked at this granularity (only CR3 disclosed). See submit a correction if you have a source for them.
METHODOLOGY NOTE
Android's share of global mobile OS installed base per StatCounter. Effective duopoly with iOS. Validated via IDC Worldwide Quarterly Mobile Phone Tracker shipment data.
SOURCES
Year: 2025
Geo: Global
Firms: 2

Labor economics

REV / EMPLOYEE (leader)
$1.7M
industry avg $1.5M
SG&A % (leader)
12%
of revenue

Android (Alphabet 12.0%) / iOS (Apple 6.6%) embedded in parent platforms

See full Labor & AI analysis →

Related markets

Search Engines
Google
84.1%
CR3 97.5%
Social Media
Meta (FB+IG)
42.0%
CR3 75.0%
Digital Advertising
Google
23.9%
CR3 62.1%
E-commerce
Amazon
40.5%
CR3 50.5%
Web Browser
Chrome
65.1%
CR3 88.5%

Source Quality Hierarchy

Every market has a primary source plus 1–3 validation sources. Revenue numerators come from SEC 10-K filings; denominators validated against the Economic Census where available.

TIER 1Authoritative anchorsGovernment data + SEC filings
US Economic Census (data.census.gov) · SEC EDGAR / Company 10-Ks · BEA Industry Value-Added (FRED) · BLS QCEW · USGS Mineral Commodity Summaries · EIA Refinery Capacity Report · FDA device listings
TIER 2Leading commercial trackersIndustry-standard paid trackers
IDC Semiannual Software Tracker · Gartner Market Share & Magic Quadrant · IBISWorld NAICS reports · StatCounter Global Stats · eMarketer / Insider Intelligence · Synergy Research Group
TIER 3Category specialistsBest-in-class niche authorities
SIPRI (aerospace & defense) · IQVIA (pharma) · TrendForce (semiconductors) · CIMdata (CAD/PLM) · Nilson Report (payments) · Am Law 100 (legal) · ENR Top 500 (A&E) · AM Best (insurance) · SIA (staffing) · Ad Age (agencies) · Barron's / Cerulli (wealth) · Evaluate MedTech · Nielsen Gauge (streaming) · Gridwise (ride-hail) · Bloomberg Second Measure (delivery) · RC Top 100 (roofing) · SDM Top 100 (fire/safety) · Big 4 annual reports · ALM Intelligence (consulting)

Data vintage: Q2 2025 research compilation. Labels updated 2026-Q2. Tier 1 sources refreshed from FY2025 SEC filings where available. For full methodology see the Methodology page.