Every Steam Workshop subscription starts with a view — but not every view becomes a subscription. The gap between those two numbers is the most underexplored signal in Workshop analytics: the conversion rate. It tells you which game ecosystems produce mods that people actually install after seeing them, versus mods people browse and move on.

ModSignal's live dataset tracks 6.77 million active Workshop items across 396 games, with a combined 16.4 billion views and 12.4 billion subscriptions. That gives us a global baseline: across all tracked games, every subscription costs roughly 1.32 views — or put differently, about 76% of Workshop views result in a subscription. But that aggregate hides enormous per-game variation.

Here's which games convert browsers into subscribers most efficiently, and which ones dominate discovery but struggle to close.

The full conversion-rate ranking

These are all Steam Workshop game ecosystems with over 100 million total views, ranked by views per subscription (lower = more efficient conversion):

Game Total views Total subs Views per sub Sub conversion rate
Wallpaper Engine 262.6M 1,903.7M 0.14 725%
Counter-Strike 2 285.9M 424.1M 0.67 148%
Dota 2 189.6M 220.1M 0.86 116%
Project Zomboid 610.5M 694.5M 0.88 114%
MECCHA CHAMELEON 113.9M 120.6M 0.94 106%
Cities: Skylines 875.1M 784.0M 1.12 90%
Teardown 162.7M 132.6M 1.23 81%
Garry's Mod 2,002.8M 1,565.7M 1.28 78%
ARK: Survival Evolved 253.7M 187.3M 1.35 74%
Tabletop Simulator 135.7M 99.7M 1.36 73%
People Playground 221.7M 161.1M 1.38 73%
Unturned 127.7M 87.5M 1.46 69%
Transport Fever 2 117.6M 80.6M 1.46 69%
Don't Starve Together 494.3M 292.5M 1.69 59%
Euro Truck Simulator 2 322.3M 161.7M 1.99 50%
Kenshi 158.4M 77.6M 2.04 49%
Sid Meier's Civilization VI 167.5M 78.0M 2.15 47%
Ravenfield 153.9M 70.8M 2.17 46%
RimWorld 792.6M 350.8M 2.26 44%
XCOM 2 211.4M 88.4M 2.39 42%
Terraria 147.9M 61.7M 2.40 42%
Arma 3 339.8M 139.7M 2.43 41%
Starbound 131.5M 53.8M 2.44 41%
Space Engineers 211.4M 85.9M 2.46 41%
Darkest Dungeon 226.2M 84.7M 2.67 37%
The Binding of Isaac: Rebirth 199.6M 73.8M 2.71 37%
Sid Meier's Civilization V 114.6M 36.6M 3.13 32%
Left 4 Dead 2 2,056.8M 558.1M 3.69 27%
Crusader Kings III 152.5M 40.7M 3.75 27%
Call of Duty: Black Ops III 200.6M 48.4M 4.15 24%
Total War: WARHAMMER III 195.4M 45.6M 4.29 23%
Stellaris 246.5M 53.7M 4.59 22%
Total War: WARHAMMER II 128.8M 26.4M 4.88 20%
The Elder Scrolls V: Skyrim 447.0M 88.8M 5.03 20%
Hearts of Iron IV 402.6M 70.0M 5.75 17%
Team Fortress 2 179.6M 6.2M 29.02 3.4%

The conversion champions: where views become subscriptions

Wallpaper Engine: 7.25 subscriptions per view

Wallpaper Engine is the most extreme outlier in the entire dataset. It generates more subscriptions than views — 1.9 billion subscriptions from just 263 million views. That's a 725% conversion rate, meaning the average user subscribes to roughly 7 wallpapers for every one they preview.

This makes perfect sense given how Wallpaper Engine works. Users browse animated wallpapers and auto-subscribe to collections. The "view" is lightweight (a thumbnail preview) and the "subscription" is essentially frictionless. The Workshop is the product's core distribution channel, not a side feature.

Counter-Strike 2 and Dota 2: utility mods with near-1:1 conversion

Counter-Strike 2 (1.48x) and Dota 2 (1.16x) both convert views into subscriptions at near-perfect efficiency. These are competitive games where Workshop items are functional tools — crosshair generators, aim trainers, hero builds — that players install once and keep. When a CS2 player views a crosshair config, they almost always subscribe, because the mod IS the utility they were searching for.

Project Zomboid: the quietly efficient survival sandbox

Project Zomboid converts at 0.88 views per subscription (114% conversion). Despite having fewer total views than Garry's Mod or Left 4 Dead 2, its 59,000 active mods generate 695 million subscriptions — more than its total view count. The explanation: Project Zomboid's mods are deeply integrated into gameplay (maps, traits, vehicle mods), and players subscribe to multiple mods simultaneously for a single playthrough.

The discovery champions: high views, low conversion

Team Fortress 2: 29 views per subscription

Team Fortress 2 is the most extreme case of high-discovery, low-conversion in the dataset. It generates 180 million views but only 6.2 million subscriptions — a 3.4% conversion rate. TF2's Workshop is dominated by cosmetic items (hats, weapon skins, taunts) that players browse extensively but rarely subscribe to, because the in-game inventory system handles equipping differently than a subscription model. The Workshop is a gallery, not a library.

Hearts of Iron IV and Skyrim: browse-heavy strategy and RPG mods

Hearts of Iron IV (5.75 views per sub) and Skyrim (5.03 views per sub) show a similar pattern. These are deep, complex games where players spend significant time evaluating mods — reading descriptions, checking compatibility, comparing alternatives — before committing. The high view count reflects research behavior, not low quality. A player might view 6 mods and subscribe to 1, but that 1 mod will be in their load order for hundreds of hours.

Left 4 Dead 2: volume without efficiency

Left 4 Dead 2 generates over 2 billion views — the most of any game in our dataset — but converts at only 3.69 views per subscription (27%). Its 144,000 active mods produce 558 million subscriptions, which is substantial in absolute terms but lags behind the view count. L4D2's Workshop is a mix of campaigns, maps, and mutations that players browse extensively but only install a fraction of, since each campaign is a separate download.

Why conversion rate matters

For studios evaluating whether to invest in Workshop support, conversion rate is a leading indicator of ecosystem health:

  • High conversion (below 1.5 views per sub) — players install what they see. The Workshop is the primary content channel. Examples: Wallpaper Engine, Counter-Strike 2, Project Zomboid.
  • Medium conversion (1.5–3.0 views per sub) — players evaluate before committing. The Workshop is important but not the only path. Examples: Garry's Mod, RimWorld, Don't Starve Together.
  • Low conversion (above 3.0 views per sub) — players browse extensively. The Workshop functions as discovery, not just distribution. Examples: Team Fortress 2, Hearts of Iron IV, Skyrim.

None of these are inherently bad. Low conversion with high absolute volume (Left 4 Dead 2's 558M subs) can outweigh high conversion with low volume. But understanding where a game sits on this spectrum tells studios whether their Workshop is a library, a gallery, or a research catalog — and how to design for each.

How we measure

All figures come from the ModSignal live dataset, which continuously tracks Workshop items via the Steam Web API. Views and subscriptions are cumulative counts as of August 2026. The conversion rate is calculated as total subscriptions divided by total views for each game ecosystem, across all active mods. Games with fewer than 100 million total views are excluded from the ranking to ensure statistical significance.

Because the Workshop is continuously updated, these numbers shift over time — the ranking reflects a snapshot and is refreshed as ModSignal's data graph updates.

Explore the full dataset to see how these conversion metrics move in real time, or compare games like Cities: Skylines and Garry's Mod directly.