Quick Answer: Most law firms hit a "SaaS Tipping Point" between 5 and 10 attorneys. At this stage, the combined cost of per-user licenses and the inefficiency of "generic" workflows makes SaaS a liability. Transitioning to a custom system—a process that takes only 4-6 weeks—eliminates the "success penalty" of per-user fees and allows for workflows built specifically for your practice area.
SaaS platforms penalize your growth. Every time you hire a new lawyer or paralegal, your overhead increases by $1,000+ per year. This is the 'Success Penalty.' At 10 attorneys, you are paying for an asset you will never own. Custom software moves you from a 'Rent' model to an 'Equity' model.
The biggest fear for mid-sized firms is downtime. In 2026, modern development cycles mean a custom practice management system can be built and deployed in 4-6 weeks. This includes data migration from Clio or MyCase and firm-wide training.