Largest Online FPS Games by Player Count, Revenue & Activity (2024)

By Concurrent Player Count (Peak)

1. Counter-Strike 2: 1.5M+ peak (Steam charts leader).
2. Fortnite: 3–5M+ concurrent across all platforms (Epic claims 15M+ daily).
3. Call of Duty: Warzone 2.0: 500K–1M+ across platforms.
4. Apex Legends: 400K–600K Steam + console.
5. Valorant: Not on Steam; Riot claims 20M+ monthly.
6. Overwatch 2: Blizzard claims 25M+ registered; concurrent lower.
7. PUBG: 500K+ Steam + massive mobile/console.
8. Destiny 2: 200K–400K Steam + console.
9. Team Fortress 2: 150K+ consistent (F2P since 2011).
10. Rainbow Six Siege: 100K+ Steam + Uplay/console.

By Revenue (Annual Estimates)

1. Fortnite: $5–6B+ (cosmetics, Battle Pass, UEFN creator economy).
2. Call of Duty (Warzone + Premium): $3–4B+ (Battle Pass, bundles, annual release).
3. Valorant: $1–1.5B (skins, Battle Pass).
4. Apex Legends: $500M–800M.
5. Counter-Strike 2: $500M–1B (case keys, skin market — Valve takes 15%).
6. Overwatch 2: $300–500M (Battle Pass, shop, OWL decline).
7. PUBG Mobile: $1B+ (separate from PC/console).

By Active Monthly Players (MAU)

1. Fortnite: 80M+ MAU.
2. Call of Duty (Warzone + MW3): 60M+ MAU.
3. Valorant: 25M+ MAU.
4. Apex Legends: 20M+ MAU.
5. Counter-Strike 2: 30M+ MAU (Steam only).
6. Overwatch 2: 15–20M MAU.
7. Destiny 2: 8–12M MAU.
8. Rainbow Six Siege: 10M+ MAU.

By Esports Viewership (2023–2024)

1. Valorant Champions Tour: 1.5M+ peak viewers.
2. CS2 Majors: 1.5M+ peak.
3. Call of Duty League: 300K+ peak.
4. Overwatch League (ended): 150K peak.
5. ALGS (Apex): 500K+ peak.
6. Fortnite FNCS: 1M+ peak.

Genre Sub-Categories

• Tactical (5v5, round-based): Valorant, CS2, Rainbow Six Siege.
• Battle Royale (100+ players): Fortnite, Warzone, Apex, PUBG.
• Hero Shooter (abilities + gunplay): Overwatch 2, Apex, Valorant (hybrid).
• Extraction/Looter: Escape from Tarkov, Hunt: Showdown, DMZ.
• Arena/Boomer: Quake Champions, Diabotical, TF2.
• Mil-Sim: Arma 3, Squad, Hell Let Loose, Enlisted.

Platform Distribution

• PC (Steam/Epic/Riot): CS2, Valorant, TF2, Destiny 2.
• Cross-Play (All): Fortnite, Warzone, Apex, Overwatch 2, Destiny 2.
• Console Only: Some CoD modes, platform exclusives.
• Mobile: PUBG Mobile, COD Mobile, Fortnite Mobile (limited).

Conclusion: "Largest" depends on metric. Fortnite leads revenue/reach. CS2 leads Steam concurrency/esports purity. Warzone leads console FPS engagement. Valorant leads tactical esports. Choose by preferred gameplay style.