Final Draft costs around $250, and when nobody's paying you to write yet, that's real money. So writers go looking for alternatives — and the internet answers with listicles written by people who have never formatted a slugline. Here's the honest version, from someone who sells one of the alternatives.
Why people go looking
It's the price, plus a suspicion the price is a tax on beginners. That suspicion is half right: Final Draft is genuinely the industry standard — productions, agencies, and pro rooms run on it — and half wrong: you don't need the standard until you're working in the rooms that require it. For your first five scripts, you need finished pages, not credentials.
The honest field
WriterDuet. The best free tier in the business, running in your browser, with real-time collaboration that's actually pleasant. Imports and exports Final Draft files without drama. If your budget is zero, this is the answer.
Highland 2. Mac only, around $50, and the most enjoyable writing experience of the bunch. It keeps your script as plain text, so your work is never hostage to a file format. Writers who care about the feel of writing end up here.
Fade In. About $79, once, yours forever. Does nearly everything Final Draft does, opens and saves .fdx files, runs on every platform. The quiet workhorse — the Toyota of screenwriting software.
All three produce a properly formatted, professional script. A reader cannot tell which one you used, and doesn't care.
What nobody mentions: the file format is the moat
Final Draft's real lock-in isn't features — it's .fdx. In pro rooms, 'send me the Final Draft file' is a sentence you'll hear. The alternatives export to .fdx well enough for most purposes, but the credential matters in some rooms the way a diploma matters in some jobs: not about ability, about friction. Know which rooms you're trying to enter.
Where ScriptForge fits — honestly
Since I sell it, here's the straight version. ScriptForge is the best alternative at three things: structure tools (beat sheets and three-act templates that pace your draft against the story turns), AI drafting (it drafts scenes from your direction — you direct, it types), and the shoot-cost breakdown (locations, cast, extras, night shoots — what your script costs to film, which no other writing software tells you).
What it's not: the industry credential. If a job posting says 'must write in Final Draft,' buy Final Draft. The free tier is 5 pages per script; paid is $9 a month. Pick the tool for the job in front of you — and if the job is finishing a working script and knowing what it'll cost to shoot, that's our lane.