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Software as a Service has become one of the defining business models in enterprise technology. What once looked like a fast-growing software segment is now deeply embedded across collaboration, CRM, finance, cybersecurity, HR, analytics, and industry-specific software markets.
Quick Answer (2026): Gartner forecast worldwide end-user spending on public cloud services to reach $723.4 billion in 2025, up from $595.7 billion in 2024. Gartner also forecast $5.43 trillion in total worldwide IT spending in 2025, showing the scale of the broader software and cloud market.
| Metric | Figure | Year |
|---|---|---|
| Worldwide public cloud end-user spending | $723.4 billion | 2025 |
| Worldwide public cloud end-user spending | $595.7 billion | 2024 |
| Worldwide IT spending | $5.43 trillion | 2025 |
| 2026 worldwide IT spending forecast | $6.08 trillion | 2026 |
There is no single universally accepted “SaaS market size” number because analysts draw the category differently. The cleanest high-authority proxy is cloud and enterprise software spending. Gartner forecast worldwide public cloud end-user spending would reach $723.4 billion in 2025, up sharply from $595.7 billion in 2024.
That makes the old 2019 “$100 billion revenue run rate” framing far too dated for a 2026 SaaS overview page.
SaaS adoption keeps expanding because organizations want easier deployment, lower maintenance burdens, subscription economics, and faster product updates. Gartner’s broader forecast of $5.43 trillion in worldwide IT spending for 2025 also helps show the scale of software and cloud demand across the enterprise landscape.
Most SaaS companies now sit inside a much larger cloud stack. That is why current SaaS overviews should connect application-level growth to broader public-cloud spending and enterprise IT budgets rather than relying on old single-year startup-era milestones.
Gartner forecast worldwide public cloud end-user spending of $723.4 billion in 2025.
Gartner put 2024 worldwide public cloud end-user spending at $595.7 billion.
Gartner forecast $5.43 trillion in worldwide IT spending for 2025.
Because public cloud and enterprise software spending are among the clearest current indicators of SaaS scale and adoption.

Updated GoDaddy stats for 2026: 2025 customers, domains under management, ARPU, revenue and net income, headquarters location, S&P 500 inclusion, and historical trends—plus key metrics table and FAQs.

2026 update: Grammarly stats on users, organizations, Fortune 500 reach, and key facts—plus a metrics table, FAQs, and sources from Grammarly.

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IFTTT statistics for 2026, including users, partners, countries, connections, and key facts from IFTTT’s official pages.

Infor statistics for 2026, including customers, cloud customers, employees, and company facts from Infor’s official investor page.

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Updated for 2026: Lark (Feishu) by ByteDance—latest reported revenue/ARR milestones, user metrics that are publicly disclosed, key product features, pricing overview, and a fast FAQ.

Updated for 2026: Linktree by the numbers—70M+ users, key growth milestones, funding/valuation, commerce clicks and sales signals, and what Linktree does. Includes an answer box, key metrics table, and FAQ.

Mailchimp statistics for 2026, including total users, paid customers, revenue, email volume, and key facts from Intuit’s acquisition.

Updated Microsoft Office stats for 2026: Microsoft 365 consumer subscribers, Teams monthly active users, commercial seat growth, and key Office/Outlook milestones—plus a quick metrics table, FAQ, and history.

Updated Microsoft stats for 2026: FY2025 revenue and net income, Azure revenue milestone, Microsoft Cloud revenue, Microsoft 365 subscribers, segment revenue table, employees, key metrics, trends, and FAQs.

Updated Windows stats for 2026: monthly active devices, Windows 11 user milestone, Windows 10 end-of-support date, desktop OS market share, and Windows version share—plus FAQs and key metrics.

Updated monday.com stats through FY 2025: revenue ($1.232B), GAAP net income ($118.7M), 250K+ customers, NDRR (110%), $50K+ ARR customers (4,281), RPO ($839M), and employees (3,155).

Updated MongoDB stats for 2026: FY2025 revenue ($2.006B), net loss ($129M), customers (54,500+), employees (5,558), remaining performance obligations ($748M), plus key costs (COGS + operating expenses) and a FY2026 quarterly snapshot.

MyLife is an online reputation and people-search platform. See MyLife’s member count, reach-related claims, and key facts—plus what users should know.