A lightweight, browser-based aim trainer that covers the Kovaak essentials — flick, tracking, precision, reflex and sniper — without Steam, installation, or a paid key.
Kovaak’s is genuinely the best paid aim trainer, and no free tool can match its 10,000+ community scenarios. But plenty of players cannot use it:
FPSAim exists to fill exactly that gap.
| Feature | FPSAim | Kovaak | Aim Lab |
|---|---|---|---|
| Price | Free | $9.99 one-time | Free |
| Install | None — browser | ~700MB Steam | ~2GB Steam |
| Startup time | <1 sec | 20–40 sec | 30–60 sec |
| Modes / scenarios | 5 curated | 10,000+ community | 25+ official + workshop |
| 3D environment | No (2D canvas) | Yes | Yes |
| Recoil simulation | No | Yes | Yes |
| Platform | Any browser | Windows | Win / Mac (limited) |
| Best for | Quick daily warm-up | Deep scenario grind | Valorant-themed routine |
Most serious aim trainees use both. Kovaak for weekly deep sessions, FPSAim for daily warm-up.
Equivalent of Kovaak “Close Long Strafes Invincible”. Single target, short lifetime. Pure snap reaction.
Equivalent of Kovaak “1wall6targets TE”. Tiny targets reward committing to one careful click.
Equivalent of Kovaak “Tile Frenzy”. Multiple targets, fast switching, transfer practice.
Equivalent of Kovaak long-range hold scenarios. Breathe, track, commit one shot.
General balance. What you start with every session.
If you specifically want 3D environments with human dummies and recoil, our sister project fpstrain.us is the heavier option. It runs in browser too, but uses Three.js for a proper 3D scene with headshot zones, 13 modes and game-specific presets.
Yes. It is 100% free, with no paid tier, no account required, and no download.
For deep scenario grinding — no, Kovaak has a decade of content. For a daily warm-up that covers all five core aim skills — absolutely.
No — different engines. FPSAim modes are curated distillations of the most effective Kovaak-style drills.
Yes. The site is funded by light, non-intrusive ads so it can remain free for players.
Yes — any modern browser works. One of the main reasons FPSAim exists.
If you are weighing a free browser aim trainer against the paid Kovaak's experience, the differences run deeper than price. The table below is built from the public Steam store listings, the Kovaak's December 2024 Season 5 patch notes, the Aim Lab December 2024 update notes and direct inspection of each trainer's current feature set as of May 2026.
| Feature | FPSAim 2D | FPSTrain 3D | Kovaak's | Aim Lab | Aimbeast |
|---|---|---|---|---|---|
| Price | Free | Free | $11.99 USD | Free | $9.99 USD |
| Install size | 0 MB (browser) | 0 MB (browser) | ~2.5 GB | ~3.8 GB | ~1.8 GB |
| Platforms | Win / Mac / Linux / ChromeOS | Win / Mac / Linux / ChromeOS | Windows only | Windows + iOS app | Windows only |
| Steam required | No | No | Yes | Yes (PC version) | Yes |
| Built-in scenarios | 5 core modes | 13 modes | ~50 official + 20,000+ community | ~100 official + 10,000+ community | ~80 official |
| Custom scenarios | Settings panel | Settings panel | Full editor | Full editor | Full editor |
| Recoil simulation | No | Yes (game presets) | Yes (deep) | Yes (limited) | Yes |
| Headshot hitboxes | No | Yes | Yes | Yes | Yes |
| Voltaic VTPro benchmarks | No | No | Yes (official) | Partial (S5 Voltaic Bench) | No |
| Community playlists | No | No | Yes (huge) | Yes (medium) | Yes (small) |
| Mobile support | Yes (touch) | Limited | No | iOS app only | No |
| Ranked leaderboards | Local only | Local only | Global, per-scenario | Global skill score | Per-scenario |
| Last major update | Continuous | Continuous | Season 5, Dec 2024 | Dec 2024 | 2024 |
| License model | Free, no account | Free, no account | One-time purchase | Free + paid cosmetics | One-time purchase |
| Offline play | After first load | After first load | Yes | Yes | Yes |
Data verified against official Steam store listings, Kovaak's Season 5 patch notes (December 2024) and Aim Lab's December 2024 update notes. Snapshot taken May 2026 by Mustafa Bilgic (Adıyaman, Türkiye).
Look at the actual Voltaic Discord and you'll see the recommendation is almost never "drop the browser trainer, buy Kovaak's today." The widely cited Voltaic onboarding flow, published openly on voltaic.gg, suggests new players start with low-friction click and tracking drills, build a daily 20-30 minute habit, then escalate to the paid VTPro environment only once the habit sticks. Aimer7, whose coaching framework underpins much of the modern aim training community, has published the same sequence repeatedly on his YouTube channel and pinned Twitter threads: consistency first, hardware second, paid software last.
The CS2 coaching scene around Hokori and other public coaches takes a similar line — they emphasize that recoil control, prefiring lineups and crosshair placement matter more than 30-minute Kovaak's grinds. For Valorant, prosettings.net's published pro routines (publicly viewable at prosettings.net) show that many tier-1 pros warm up with deathmatch and a single Kovaak's playlist, not endless scenario rotation. The pattern across all of them: the trainer is a vehicle, not the destination.
Voltaic's public benchmark tiers give us a hard yardstick. The VTPro Benchmarks on voltaic.gg use the same scoring across thousands of players, so improvement is measurable rather than vibes-based. Published tier minimums are: Iron 600, Bronze 800, Silver 1000, Gold 1300, Platinum 1500, Diamond 1700, Jade 1900, Master 2100, Grandmaster 2500, Nova 2900, Astra 3300 and Celestial 3700. Most adult players starting from "I play FPS casually" land somewhere in Iron to Bronze in the first session.
Aimer7's published improvement data, shared in his YouTube training videos, suggests that 30 focused minutes per day for 6-8 weeks moves most players from Iron / Bronze into Gold or Platinum on VTPro. That tracks with what coaches on Voltaic Discord say anecdotally — they treat one tier per month as a reasonable target. The 2021 study by Esposito et al. on FPS aim training transfer is often cited in the community to argue that targeted drills do move ranked outcomes, although the effect size is modest and depends heavily on training that mimics the in-game task. The honest reading: a browser trainer used daily for 6 weeks is more valuable than Kovaak's installed and ignored for 6 months.
Pick 2D when: you're on a Chromebook, Mac, Linux laptop or low-spec PC; you can only fit 10-20 minute warmups around school or work; your main game is mouse-only (osu!, browser FPS, lightweight competitive titles); you have never trained aim before and need to build a habit first. 2D is also the right choice if you primarily want click timing, micro-corrections and reaction speed rather than world-anchored tracking.
Pick 3D when: you have a Windows machine that can handle Steam titles; your main game is Valorant, CS2, Apex, Overwatch, Fortnite or any other 3D shooter; you want world-anchored tracking that mirrors in-game flicks; you can dedicate 30+ minutes to daily training. The 3D environment trains depth perception and target lead, which the 2D plane physically cannot replicate. If you're already Diamond+ in your main game, jump straight to 3D and start measuring against Voltaic benchmarks.
The wrong move is forcing yourself onto Kovaak's at $11.99 just to "be serious" when you're not training consistently yet. A free browser trainer used 5 days a week beats a paid trainer used twice. Build the habit, then upgrade.
Plenty of Diamond+ players never make it past stage 2 and that is fine — the only failure is quitting the habit, not picking the "wrong" trainer.
Yes. Aim Lab on Steam is fully free. Browser options like FPSAim, FPSTrain and 3DAimTrainer.com are also free and require no install, account or Steam.
No. Kovaak's is Windows-only on Steam. On Linux it runs through Proton with mixed results and is not officially supported. Mac users need a browser trainer or Boot Camp / Parallels.
Yes — usually in the Steam Summer and Winter sales. Discounts of 30-50% off the $11.99 price are common, dropping it to roughly $6-8. Check the Steam page.
Yes, within Valve's standard refund window (under 2 hours playtime and within 14 days of purchase). See the official Steam refund policy.
Just a Steam account. Kovaak's progression and leaderboards are tied to Steam, with no separate registration.
No official trial. Steam's 2-hour refund window functions as a de facto trial — buy, play, refund if it doesn't fit.
Most things. The S5 Voltaic Bench on Aim Lab covers the same benchmark territory as Kovaak's VTPro. The community scenario library on Aim Lab is smaller but growing. Kovaak's still leads on raw scenario count and tournament use.
Aim Lab has an iOS app. FPSAim runs on mobile browsers with touch input but it is not a Kovaak's replacement for mobile FPS — it is a warmup tool.
For warmup, click timing and reaction work — yes. For Voltaic tier grinding, scenario depth and recoil simulation — no, Kovaak's remains the deepest paid option.
Most players buy Kovaak's because the community scenario library is larger. Aimbeast has a cleaner UI and is favored by some CS coaches but the ecosystem is smaller.
No. FPSAim is an independent project by Mustafa Bilgic (Adıyaman, Türkiye). Kovaak's is developed by The Meta. We are an alternative, not a fork or copy.
Browser 2D trainers. The friction of launching Steam and Kovaak's eats most of a 10-minute window. FPSAim opens in one tab and you're warming up in seconds.