Comparison

Script Lab vs Final Script AI

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Script Lab

Features
Read full description

Script Lab is an AI-powered screenwriting app and professional tool built for the modern screenwriter. Use this AI screenplay writer to develop a complete script for film and movie stories, learn how to write a screenplay, strengthen story structure, and improve your writing with a disciplined screenwriting workflow. Script Lab – AI Screenwriter AI-assisted screenplay writing for professional film and movie stories. Script Lab is a professional AI-assisted screenplay writing app built for serious screenwriters who care about structure, story logic, and creative control. This is not a β€œgenerate a script” shortcut tool. Script Lab is a disciplined screenwriting system designed to help you build professional screenplays for film and movie stories β€” step by step β€” without losing story, structure, or soul. Whether you’re learning how to write a screenplay, developing your next feature film, or refining your screenwriting process, Script Lab works as a true co-writer, not a replacement. Built for Screenwriters, Not Prompt Gamblers Great screenplays aren’t typed β€” they’re designed. Script Lab treats screenwriting as a craft, not a trick. Every feature is built to support real creative thinking, strong narrative foundations, and professional rewriting standards. You remain the storyteller. AI assists with clarity, structure, and execution. What Makes Script Lab Different Unlike generic AI scriptwriting tools, Script Lab uses a locked, step-by-step workflow that mirrors real industry screenwriting practice. Each stage of your screenplay becomes the foundation for the next, helping you avoid incoherent drafts, broken characters, and structural collapse. This makes Script Lab a powerful screenwriting tool, not just an AI screenwriter. Core Screenwriting Features AI-Assisted Screenplay Writing Write professional screenplays for film and movie stories with structured AI guidance. Idea & Story Foundation Tools Refine your core concept before writing pages. Build strong narrative intent from the start. Character Engine Develop consistent, motivated characters that hold together across the entire script. Structured Draft Generation Create first-draft screenplay material designed for real rewrites β€” not disposable output. Editable AI Responses Edit everything. Improve every step. Then regenerate based on your thinking. Rewrite-Friendly Output Every screenplay draft is built to be revised, polished, and strengthened. Integrated Screenwriting Course Learn the ins and outs of professional screenwriting craft inside the app. Learn While You Write Script Lab includes a full screenwriting course in the Learn tab β€” written at a professional, industry-aware level. Topics include: β€’ How to write a screenplay β€’ Story structure and narrative discipline β€’ Character design and motivation β€’ First drafts vs real rewrites β€’ Thinking like a professional screenwriter This makes Script Lab both a screenplay writer and a learning environment for long-term growth. Why β€œScript Lab”? A lab is where ideas are tested, refined, and strengthened. Script Lab is where: β€’ Raw ideas become disciplined screenplays β€’ First drafts are treated as starting points β€’ Screenwriting is approached with patience and humility β€’ AI supports the process without taking control This is AI-assisted screenplay writing for professional film and movie stories, not automation for shortcuts. Who Script Lab Is For - Aspiring screenwriters learning how to write a screenplay - Serious writers developing film or movie scripts - Writers who want a professional screenwriting software experience - Creators who value structure, discipline, and rewrites - Anyone looking for a reliable AI screenwriting tool that respects craft An AI-assisted professional screenplay writer that respects storytelling craft. Script Lab – AI Screenwriter Write screenplays with structure. Build stories with intention. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Final Script AI

Features
Read full description

Final Script AI is a professional screenwriting app for iPhone β€” industry-standard formatting, a beat board, structure templates, production revisions, and an AI writing room powered by Claude. WRITE LIKE A PRO β€’ Auto-formatting editor with smart return, type cycling, and smart-type autocomplete β€’ Scene headings, action, character, parenthetical, dialogue, transitions, dual dialogue β€’ Live page count and runtime estimate β€’ Beat board with index cards in act columns β€’ Structure templates: Three-Act, Save the Cat, Hero's Journey β€’ Outline view with beats and scene list AI WRITING ROOM (BYOK) Bring your own Anthropic API key β€” stored securely in your Keychain, never on a server. Powered by Claude: β€’ Continue Scene β€” draft the next lines in your established voice β€’ Punch Up Dialogue / Tighten Action β€” craft-level rewrites β€’ Coverage Notes β€” an honest reader's report with logline, strengths, concerns, and next steps β€’ Generate Logline / Synopsis β€” pitch material from your script β€’ Brainstorm Beats β€” unstuck ideas with real range β€’ Check Character Voice β€” flags off-voice lines using the character bible β€’ Suggest Names / Analyze Tone PRO EXPORT β€’ Import and export Fountain (.fountain) β€’ Export Final Draft (.fdx) β€” Pro β€’ Export print-ready PDF (US-Letter Courier) β€” Pro PRODUCTION READY β€’ Production revisions with WGA color order (blue, pink, yellow, green, goldenrod, buff) β€’ Locked pages and revision drafts β€’ Character bible with voice notes PRICING Free: unlimited projects, full editor, beat board, Fountain I/O, 10 AI assists per month. Pro ($24.99/year): unlimited AI, Final Draft + PDF export, production revisions, character bible. Your screenplays never leave your device. Your API key is stored only in the iOS Keychain. TERMS & PRIVACY Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mvalasek77-droid.github.io/finalscript-ai-privacy/

Screenshots

Script Lab4 screens
Final Script AI4 screens

Verdict

The call

The clearest difference is iOS requirement: Script Lab at 13.0 against Final Script AI's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Script Lab sells 2 in-app purchases, starting at $19.00 per 7 days and Final Script AI sells 1 in-app purchase, starting at $24.99 per year. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Β· 4 level
Script Lab versus Final Script AI: the parameters behind the verdict, then further details
ParameterScript LabFinal Script AI
PriceFreeFree
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS13.0 β€” better17.0
Further details β€” not scored
Size95 MB2 MB
Age rating12+4+
DeveloperVERSELINGO COMMUNICATIONS LIMITEDMike Valasek

In-app purchases

2 purchases

Script Lab

Subscriptions2
  • Weekly$19.007 Days
  • Monthly$59.001 Month
1 purchases

Final Script AI

Subscriptions1
  • Final Script AI Pro$24.991 Year

Questions

Is Script Lab free?
Script Lab is free to download, with in-app purchases available.
Is Final Script AI free?
Final Script AI is free to download, with in-app purchases available.
Do Script Lab or Final Script AI have ads?
Neither Script Lab nor Final Script AI shows ads.

Other comparisons