STORM alternatives
6 writing tools in the same lane as STORM, ranked by editorial score.
JA
Jenni AI
Writing
7.1
AI writing workspace built specifically for academic papers, theses, and cited research.
Freemium· Free; Plus $12/mo; Pro $29/mo (up to 60% off annual)academic-writingliterature-review
YA
Yomu AI
Writing · Multi-model (GPT-4o/5, Claude Sonnet/Opus, Gemini Flash)
6.9
AI writing assistant built specifically for students and academic researchers.
Freemium· Free tools; Pro $11/mo, Ultra $18/mo (annual); $499 lifetimeacademic-writingessay-drafting
MO
Moonbeam
Writing · GPT-4
6.8
GPT-4-powered long-form writing assistant for essays, blogs, and technical guides.
Freemium· Pro: $49/mo · Team: $99 /mo/seatlong-form bloggingessay writing
SU
Sudowrite
Writing · Multi-model (OpenAI / Anthropic via API)
8.2
Fiction-writing AI with story bibles, brainstorming, and pacing tools.
Paid· Hobby & Student: $10 · Professional: $22 · Max: $44fictionnovels
SO
Sourcely
Writing · GPT-4
6.8
AI source-finder that scans your draft and pulls citable academic papers to back each claim.
Freemium· Ultra: $19 · Max: $39academic-citationssource-discovery
AP
AI Prompt Genius
Writing
6.6
Open-source Chrome extension that turns your browser into a searchable, taggable prompt library for any AI chatbot.
Free· Free and open-sourceprompt-managementprompt-library