Best Kerna Alternatives in 2026
The top Kerna alternatives are WPS AI Email Writer, MailMaestro and Lavender: 15 AI email writing tools our editors would look at instead of Kerna, in our ranking order.
Kerna: A broad email workflow assistant for multilingual drafting, triage and extraction. Where it falls short: starter, standard and pro plans are limited to one user.
Switching from Kerna? For most ai email writing tools buyers the best Kerna alternative is WPS AI Email Writer, built for free, broad-platform prompt-based drafting. On a budget, Professionally AI Email Writer starts at $5.40/seat/mo. Professionally AI Email Writer offers the most supported languages (12 languages).
Why People Look for a Kerna Alternative
- Starter, Standard and Pro plans are limited to one user
- No browser extension is listed among its supported features
- Usage is governed by monthly token allowances or shared token pools
- No browser extension — 6 of the alternatives below have it
Quick Picks by What You Need
- Best overallWPS AI Email Writer9.1
Free, broad-platform prompt-based drafting
Visit WPS AI Email Writer - Lowest priceProfessionally AI Email Writer7.2
Paid plans from $5.40/seat/mo
Visit Professionally AI Email Writer - Best free optionWPS AI Email Writer9.1
Has a free plan
Visit WPS AI Email Writer - Most supported languagesProfessionally AI Email Writer7.2
12 languages
Visit Professionally AI Email Writer - Best for browser extensionForthWrite7.9
Browser extension (Kerna: no)
Visit ForthWrite
All 15 Kerna Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forFree, broad-platform prompt-based drafting
- Better than Kerna:
- Editor score 9.1 vs 7.8
A free, unlimited prompt-based drafter for common email messages across six platforms.
9.1/10★★★★★Visit WPS -
Best forGmail and Outlook inbox productivity
- Better than Kerna:
- Editor score 8.8 vs 7.8
A practical AI assistant for writing, organizing, and following up across Gmail and Outlook.
8.8/10★★★★☆Visit MailMaestro -
Best forSales teams optimizing outbound email quality
- Better than Kerna:
- Editor score 8.5 vs 7.8
A sales-focused email coach with drafting, scoring, personalization, and team coaching.
8.5/10★★★★☆Visit Lavender -
Best forLarge teams needing governed email drafting
- Better than Kerna:
- Editor score 8.3 vs 7.8
A governed email drafter with strong context controls, but paid plans start at $99 per user monthly.
- Custom instructions
- Tone controls
8.3/10★★★★☆Visit Workforce AI -
Best forTeams needing personalized email automation
- Better than Kerna:
- Browser extension
- Editor score 7.9 vs 7.8
A thread-aware email assistant for personalized drafting and team workflows.
- Custom instructions
- Browser extension
- Tone controls
7.9/10★★★★☆Visit ForthWrite -
Best forMac users needing connected email assistance
A connected Mac email assistant for drafting, triage, scheduling, and context retrieval.
7.7/10★★★★☆Visit Demi -
Best forBroad email writing at a low price
- Better than Kerna:
- Browser extension
Broad email drafting and reply support with a free plan and paid options from $5 per month annually.
- Browser extension
- Tone controls
7.6/10★★★★☆Visit WriteMail.ai -
Best forGmail users wanting research and writing tools
- Better than Kerna:
- Browser extension
A broad Gmail-focused writing assistant with research tools and a free plan.
- Custom instructions
- Browser extension
- Tone controls
7.5/10★★★★☆Visit Jetwriter AI -
Best forUsers wanting learned voice and inbox automation
- Better than Kerna:
- Browser extension
A strong fit for voice-trained drafting and inbox automation across Gmail and Outlook.
- Custom instructions
- Browser extension
- Tone controls
7.4/10★★★★☆Visit Ellie -
Best forGmail users wanting a focused writing assistant
- Better than Kerna:
- Browser extension
A focused Gmail writing assistant with broad drafting tools and Google-only compatibility.
- Browser extension
- Tone controls
7.3/10★★★★☆Visit GPT for Gmail -
Best forBudget-conscious Gmail and Outlook users
- Better than Kerna:
- Browser extension
A focused AI email assistant for Gmail and Outlook users who want flexible rewriting tools.
- Custom instructions
- Browser extension
- Tone controls
7.2/10★★★★☆Visit Professionally -
Best forGmail and Outlook users needing flexible replies
A flexible email assistant for drafting, replying, and expanding AI workflows.
7.1/10★★★★☆Visit Remail -
Best forOutbound teams personalizing prospect emails
A focused cold-email tool for personalized outbound at scale.
- Custom instructions
- Tone controls
7.0/10★★★★☆Visit Flailo -
Best forTechnical teams wanting self-hosted Gmail drafting
A free, self-hosted Gmail drafting tool for technical teams that want control over email data.
6.9/10★★★☆☆Visit Maillifier -
Best forOrganizations automating knowledge-grounded replies
A focused email agent for teams automating replies from business knowledge.
- Custom instructions
- Tone controls
6.8/10★★★☆☆Visit InReply
Kerna Alternatives: Common Questions
What is the best alternative to Kerna?
WPS AI Email Writer: #1 in our AI Email Writing Tools ranking, with an editor score of 9.1 out of 10. A free, unlimited prompt-based drafter for common email messages across six platforms.
Is there a free alternative to Kerna?
Yes. WPS AI Email Writer, MailMaestro, Lavender, Workforce AI Email Drafter and ForthWrite have a free plan or a free tier (12 of the 15 alternatives on this page).
What is the cheapest paid alternative to Kerna?
Of the alternatives here that publish a price, Professionally AI Email Writer starts lowest, at $5.40/seat/mo.
Why do people look for Kerna alternatives?
Starter, Standard and Pro plans are limited to one user; No browser extension is listed among its supported features; Usage is governed by monthly token allowances or shared token pools.
Which Kerna alternative has the most supported languages?
Professionally AI Email Writer, with 12 languages.
How do I switch from Kerna?
Export your data from Kerna (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Kerna.
How to Switch from Kerna
- Export your data from Kerna (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Kerna.
Kerna vs Each Alternative
| # | Tool | Free plan | Paid from | Tone controls | Custom instructions | Email context input | Browser extension | Mail client support | Score |
|---|---|---|---|---|---|---|---|---|---|
| 6 | Kerna | Yes | €12/mo | Yes | Yes | Thread | No | Both | 7.8 |
| 1 | WPS AI Email Writer | Yes | Prompt | Both | 9.1 | ||||
| 2 | MailMaestro | Yes | $12/seat/mo | 8.8 | |||||
| 3 | Lavender | Yes | $27/user/mo | 8.5 | |||||
| 4 | Workforce AI Email Drafter | Yes | $99/user/mo | Yes | Yes | Thread | Both | 8.3 | |
| 5 | ForthWrite | Yes | Yes | Yes | Thread | Yes | Both | 7.9 | |
| 6 | Demi | Yes | $25/mo | Thread | Both | 7.7 | |||
| 7 | WriteMail.ai | Yes | $60/yr | Yes | Thread | Yes | Both | 7.6 | |
| 8 | Jetwriter AI | Yes | $14/mo | Yes | Yes | Inbox | Yes | Both | 7.5 |
| 9 | Ellie | Yes | Yes | Yes | Inbox | Yes | Both | 7.4 | |
| 10 | GPT for Gmail | Yes | $9/mo | Yes | Thread | Yes | Gmail | 7.3 | |
| 11 | Professionally AI Email Writer | No | $5.40/seat/mo | Yes | Yes | Thread | Yes | Both | 7.2 |
| 12 | Remail | No | $9/user/mo | 7.1 | |||||
| 13 | Flailo | Yes | Yes | Yes | Both | 7.0 | |||
| 14 | Maillifier | Yes | Free | 6.9 | |||||
| 15 | InReply | No | £39/mo | Yes | Yes | Documents | No | Both | 6.8 |
Head-to-Head
- Kerna vs WPS AI Email Writer
- Kerna vs MailMaestro
- Kerna vs Lavender
- Kerna vs Workforce AI Email Drafter
- Kerna vs ForthWrite
- Kerna vs Demi
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update