# Aiming.Pro > Aiming.Pro is a free, browser-based FPS aim trainer used by over 4 million players to practice, train and improve their aim — no download required. It offers thousands of aim-training drills, adaptive AI-driven training plans, deep performance analytics (accuracy, reaction time, mouse speed, over/under-shoot tendencies), an aim-training Academy, and 30+ per-game mouse-sensitivity calculators. A free tier covers unlimited training; an optional "Plus" subscription adds game-specific playlists and advanced analytics. Aiming.Pro runs in any modern web browser and as a desktop app (Windows, macOS), and is a cloud-based alternative to Steam-based aim trainers such as Aim Lab and KovaaK's. ## Product - [Aim Trainer](https://aiming.pro/aim-trainer): What Aiming.Pro is and how its browser-based aim trainer works. - [How It Works](https://aiming.pro/how-it-works): Overview of training, analysis and adaptive coaching. - [Aiming.Pro Academy](https://aiming.pro/academy): Video lessons and courses on aim-training fundamentals. - [Skill Assessment](https://aiming.pro/skill-assessment): Benchmark your aim and get a skill rating. - [Statistics & Analysis](https://aiming.pro/statistics): Post-game analysis and long-term performance tracking. - [Plus (Pricing)](https://aiming.pro/plus): Free vs Plus subscription features and pricing. ## Guides — how to improve your aim - [How do I practice FPS aim?](https://aiming.pro/how-do-i-practice-fps-aim) - [How do I practice tracking aim?](https://aiming.pro/how-do-i-practice-tracking-aim) - [Training to improve aiming](https://aiming.pro/training-to-improve-aiming) - [Accuracy vs speed aiming](https://aiming.pro/accuracy-vs-speed-aiming) - [Wrist aiming vs arm aiming in FPS games](https://aiming.pro/wrist-aiming-vs-arm-aiming-in-fps-games) - [Hit-scan vs projectiles in FPS](https://aiming.pro/hit-scan-projectiles-fps) - [Aiming concepts glossary](https://aiming.pro/aiming-concepts-glossary) - [Best hardware setup for aiming](https://aiming.pro/best-hardware-setup) ## Sensitivity & DPI - [What sensitivity do pro esports gamers use?](https://aiming.pro/what-sensitivity-do-pro-esports-gamers-use) - [Best sensitivity for aiming](https://aiming.pro/best-sensitivity-for-aiming) - [Best mouse DPI for aiming](https://aiming.pro/best-mouse-dpi-aiming) - [Mouse sensitivity calculator](https://aiming.pro/mouse-sensitivity-calculator): Convert mouse sensitivity between 30+ FPS games (Valorant, Apex, Overwatch, Rainbow Six Siege, PUBG and more). ## Comparisons & alternatives - [Aim Lab alternative](https://aiming.pro/aimlab-alternative): How Aiming.Pro compares to Aim Lab. - [KovaaK's alternative](https://aiming.pro/kovaaks-alternative): A free, browser-based alternative to KovaaK's. - [3D Aim Trainer alternative](https://aiming.pro/3daimtrainer-alternative) - [AimBooster alternative](https://aiming.pro/aimbooster-alternative) ## About - [About Aiming.Pro](https://aiming.pro/about) - [Frequently Asked Questions](https://aiming.pro/frequently-asked-questions) - [Blog](https://aiming.pro/blog): Articles on aim training, sensitivity and FPS performance.