Disclosure: Klype is our product and appears in this list. Every statement about another product links to the page it came from. Last checked 31 October 2026.
Comparison
Where a vendor page did not say something, the cell says so. A missing mention is not a claim that a feature is absent.
| Tool | How voice is defined | Voices on the plan | Published pricing |
|---|---|---|---|
| Klype (ours) | Measured from your own writing: sentence rhythm, fragments, punctuation and contractions; drafts are held to those numbers. Three writing samples are enough, per Klype. klype.ai | Stored per workspace; team workspaces are in beta | $39 a month, $99 a quarter or $299 a year (founding prices); 7-day trial, no card. klype.ai |
| Jasper | Brand Voices plus knowledge assets; Business adds a custom style guide per Jasper's FAQ. jasper.ai/pricing | Pro 2; Business unlimited | Pro $69 per seat a month, $59 billed yearly; Business custom |
| Writer | Personality profiles, style guides and data grounding keep output on-brand, per Writer's FAQ. writer.com/plans | Starter one team profile; Enterprise departmental profiles (brand controls listed as an add-on) | No dollar amounts published; Starter 14-day trial, no card |
| Typeface | Learns separate voices for channels such as blog, social and email from your materials; an AuthorKit captures one person's voice from writing samples. typeface.ai | Not stated | Not published; demo or sales |
| Grammarly | Brand tones and style guides. grammarly.com | Brand tones: Pro 1, Enterprise unlimited; style guides: Pro 1, Enterprise unlimited | Free $0; Pro $12 (billing period not stated); Enterprise via sales |
| Markup AI (formerly Acrolinx) | Checks drafts against brand voice, preferred terminology, style, messaging and audience standards. markup.ai/product | Not stated | Starter $249 a month and Business $999 a month with annual discount; Enterprise unpublished. markup.ai/pricing |
| Copy.ai | Brand Voice is named in the navigation; the pricing page makes no statement about it. copy.ai/prices | Not stated | Chat $29 a month for 5 seats; Growth $1,000 a month; Enterprise unpublished |
| Supergrow | "Content DNA" built from your existing LinkedIn posts. supergrow.ai | One person's voice; Teams plan exists | From $39 a month, 7-day trial (page read 6 October 2026) |
| ContentIn | Profile import, an interview, your posts and your edits. contentin.io | One person's voice | From $39 a month, 7-day free trial, no card (page read 6 October 2026) |
How we evaluated
- Who the voice belongs to: a company, a department, or one named person. Most B2B teams need both.
- How the voice is defined: written guidelines, uploaded examples, or numbers measured from real writing.
- How many voices each plan holds, because a limit of one or two decides whether a multi-brand team can use it.
- Published pricing from each vendor's page on 31 October 2026 unless a cell gives another date. A blank means the page did not say.
Where Klype fits
Klype is our product, so weigh this section accordingly. It is built for the person whose name is on the post: it measures that person's voice from their own writing and holds each draft to it, then checks the draft against saved product facts. It has no brand-governance console, no translation and no bulk campaign tooling, so a team that needs one voice guide enforced across many writers should look at Jasper, Writer, Grammarly or Typeface first. Klype launched on 1 October 2026 and does not publish posts for you.
Klype's entry price is $39 a month, with a 7-day trial that needs no card. Start it here. Treat this list as a starting point and confirm current prices and features on each vendor's own site before you buy.
Sources
- Acrolinx announcement: Acrolinx is now Markup AI, title as listed on the vendor site, read 31 October 2026.
- Jasper pricing, read 31 October 2026.
- Writer plans, read 31 October 2026.
- Typeface Brand Graph, read 31 October 2026.
- Grammarly pricing, read 31 October 2026.
- Markup AI product, read 31 October 2026.
- Markup AI pricing, read 31 October 2026.
- Copy.ai pricing, read 31 October 2026.
- Supergrow, read 6 October 2026.
- ContentIn, read 6 October 2026.
- Klype free post checker and Klype MCP server: Klype facts come from klype.ai.
Related
- AI tools that write in your voice
- Jasper alternative
- Typeface alternative
- Copy.ai alternative
- Supergrow alternatives
- Best LinkedIn AI tools for founders
Questions
What is brand voice AI?
Software that stores how a company or person writes, through guidelines, examples or measurement, and applies it when drafting or editing. Tools differ in whether the voice is described in words, learned from samples, or measured as numbers.
Should a B2B team use a company voice or founder voices?
Often both. A company voice suits product pages and support content. Founders and executives publish under their own names, so a tool that holds a person's voice separately from the house style fits those posts better.
How many voices do I need on a plan?
Count your brands, departments and named authors. Jasper Pro lists 2 Brand Voices and Business lists unlimited. Writer Starter lists one team profile. Grammarly Pro lists one brand tone. Check the limit on the tier you would actually buy.
Does any tool here measure voice instead of describing it?
Klype says it measures sentence length and spread, fragment rate, punctuation and contractions from your posts. Other vendors describe voice through profiles, tones, style guides or learned examples, and their pages do not give a measurement method.
Is this list independent?
No. Klype wrote it and appears in the table. Statements about other products link to the page they came from. Pages were read on 31 October 2026, except Supergrow and ContentIn, read on 6 October 2026.