Updated 12 Nov 2026 · prices read on vendor pages

10 best Jenni AI alternatives in 2027

Reviewed by Mehmet Elmicenni, founder of Zekai•Prices checked 12 Nov 2026•How we check

The short answer

The best Jenni AI alternatives in 2027 are Paperpal (best overall, $12/mo billed yearly), Textero AI (best free plan) and STORM (best open source, MIT). Jenni AI itself starts at $12/mo billed yearly. Zekai checked these prices on vendor pages on 12 Nov 2026; 7 more are compared below, including 1 with a free plan and 2 open source.

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Best overallSee in table →

Paperpal

$12/mo billed yearly · free plan

8.9

Best free planSee in table →

Textero AI

$8.25/mo billed yearly · free plan

6.3

Best open sourceSee in table →

STORM

Free to self-host · MIT

6.4

10alternatives compared

3with a free plan

3open source

$8.25/mo billed yearlycheapest paid · Textero AI

$12/mo billed yearlyJenni AI starts at

01 · Zekai Price Ledger

Which Jenni AI alternatives are worth it in 2027?

The best Jenni AI alternatives are Paperpal for manuscript checks, Textero AI for the lowest yearly price, Yomu AI for frontier-model choice, Thesis AI for fully cited long drafts, and Smodin or Caktus AI for essay writing bundles. Writefull covers Word and Overleaf editing. STORM, Writing Tools and GemType are open-source options.

Zekai Cost Finder · team1 person

Tool	Type	Starting price	Free plan limit	Best for	Cost for your team	Checked
Jenni AIThe tool you are replacing	You are here	$12/mo billed yearlyPlus, billed yearly or $30 billed monthly (Pro $29/mo yearly or $73/mo monthly)	10 autocompletes a day, 10 PDF uploads, 5 chat messages	Academic drafting with citations and PDF library	—	12 Nov 2026	Pricing ↗
Paperpal Zekai score 8.9Best overall	Free plan + paid	$12/mo billed yearlyPrime, billed yearly ($144); $25 billed monthly (Pro $29 yearly or $59 monthly)	200 grammar edits a month, 5 paraphrases a day, 5 paper-chat files a month	Manuscript polishing and submission checks	—	12 Nov 2026	Pricing ↗
Textero AI Zekai score 6.3Best free planCheapest paid	Free plan + paid	$8.25/mo billed yearlyPremium, $99 billed yearly; $19.99 billed monthly; $14.99/mo billed quarterly	5 AI credits and 5 AI commands a day, unlimited PDF uploads	Low-cost essay drafting and references	—	12 Nov 2026	Pricing ↗
Yomu AI Zekai score 7.9	Paid	$10/mo billed yearlyPro, billed yearly ($120); $21 billed monthly (Ultra $17 yearly or $35 monthly)	No free plan	Academic writing with model choice	—	12 Nov 2026	Pricing ↗
Thesis AI Zekai score 6.6	Paid	$12/mo billed yearlyBasic, billed yearly ($144); $24 billed monthly (Pro $16 yearly or $32 monthly)	No free plan	Fully cited long-form drafts	—	12 Nov 2026	Pricing ↗
Smodin Zekai score 6.6	Paid	$10/mo billed yearlyStarter, billed yearly; $12.99 billed monthly (Premium $16 yearly or $19.99 monthly)	No free plan	Writer, detector and humanizer bundle	—	12 Nov 2026	Pricing ↗
Caktus AI Zekai score 7.7	Paid	$15/mo billed yearlyAnnual plan $180 per year; $30 billed monthly	No free plan	Essay writing with study help	—	12 Nov 2026	Pricing ↗
Writefull Zekai score 8.6	Free	Free plan; paid price not publishedPremium price not read: plans page shows $150.00 with no period, and the Monthly/Annual toggle did not change it	limited quota of language edits, rewrites and summaries	Language editing inside Word and Overleaf	$0	12 Nov 2026	Pricing ↗
STORM Zekai score 6.4Best open source	Open source	Free (self-hosted)	No limit, self-hosted (MIT)	Open-source cited report generator	$0	12 Nov 2026	Code ↗
Writing Tools Zekai score 7.0	Open source	Free (self-hosted)	No limit, self-hosted (GPL-3.0)	System-wide AI grammar and rewriting	$0	12 Nov 2026	Code ↗
GemType Zekai score 6.6	Open source	Free (self-hosted)	No limit, self-hosted (Apache-2.0)	Open-source grammar checker and rewriter	$0	12 Nov 2026	Code ↗

Every price was read on the vendor's own pricing page on the date shown. The Cost Finder assumes one entry plan per person, so it multiplies by your team size; yearly prices are shown per month, and team or business plans can cost more per seat. "Not checked" means we could not confirm a public price.

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02 · Free plan

Is there a free version of Jenni AI?

Yes. Jenni's pricing page lists a free plan with 10 AI autocompletes a day, 10 PDF uploads, 3 AI edits, 5 AI chat messages, 3 reviews and 3 workflow runs, with unlimited citations. PDFs are capped at 25MB and 150 pages. Plus raises these to monthly allowances and Pro removes the caps.

Source: Jenni AI pricing page, read 12 Nov 2026.

Free$0

10 autocompletes a day, 10 PDF uploads, 5 chat messages

Paid from$12/mo billed yearly

Plus, billed yearly or $30 billed monthly (Pro $29/mo yearly or $73/mo monthly)

03 · Free alternatives

What are the best free Jenni AI alternatives?

Paperpal has the most usable free plan among the alternatives: 200 grammar edits a month, 5 paraphrases a day and 5 paper-chat files a month. Textero AI's free tier gives 5 AI credits and 5 commands a day. Jenni's own free plan gives 10 autocompletes a day, 10 PDF uploads and 5 chat messages.