When comparing the top legal billing software platforms, the right fit depends on your firm’s size, billing complexity, and tech appetite. Here are key aspects to evaluate:

Small firms/solos often prioritize ease of use, affordability, and mobile access. Tools like TimeSolv, MyCase, Rocket Matter, and FreshBooks shine here, offering intuitive interfaces, simple invoicing, and basic trust accounting.

Mid-sized firms need more advanced features: trust fund compliance, flexible billing models (flat fees, hybrid billing, contingent fees), integrations (accounting, calendars, document management), and good reporting. Solutions like CosmoLex, Clio, Tabs3, and PracticePanther are strong contenders. 

Enterprise or larger firms will value strong compliance, workflow automation, deep customization, audit trails, multiple user roles, high scalability, and often cloud + on-premise options. Some platforms trade off simplicity for power in these cases. 

Also think about pricing structure—per user vs flat, included vs add-on features, and payment processing fees. And don’t neglect support, upgrades, and data security.