kitio.aiProofig AI vs Sharly
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Proofig AI starts at $99 one-time and Sharly starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Manipulation detection
- Duplication and reuse detection
- AI-generated image detection
- PubMed source plagiarism check
- Private self-plagiarism database
- Octym manuscript review
- Document summaries
- Source-cited answers
- Multi-document comparison
- Team annotations
- SSO and audit logs
| Feature | Proofig AI | Sharly |
|---|---|---|
| Best for | Checks scientific papers for image manipulation and reuse | AI workspace to summarize, compare and cite your documents |
| Category | Research & search | Research & search |
| Pricing model | Paid | Freemium |
| Starting price | $99 one-time | See pricing page |
| Free plan | No | Yes |
| Made by | Proofig | VOX AI Inc. |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Proofig AI starts at $99 one-time and Sharly starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
5 plans
Starter
$99 one-time
- 3 submissions
- One paper with revisions
- Valid 12 months
Growth
$249 one-time
- 8 submissions
- A year of submissions
- Valid 12 months
Pro
$399 one-time
- 14 submissions
- Several papers a year
- Valid 12 months
Pro Plus
$549 one-time
- 22 submissions
- For prolific authors
- Valid 12 months
Multi-User and Enterprise
Contact sales
- Central user management
- SSO, REST API and integrations
- Private database
4 plans
Free
Free
- 5 documents per day
- Instant summaries and AI answers
- PDF, DOCX and Notion upload
Pro
$12.50/mo, billed yearly
- Unlimited uploads
- Reasoning capabilities
- No training on your data
Team
$24/seat/mo, billed yearly
- Per user
- Up to 100 seats
- Team annotations
Business
Contact sales
- Admin dashboard and roles
- SSO and SAML
- Private deployments
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Proofig AI
- Covers manipulation, duplication and AI images
- Accepts PDF, Word and image files
- Submissions are not used to train models
- Individual packages are limited to 3 to 22 submissions
- Packages expire after 12 months
- Aimed at research, not general image checks
Sharly
- Answers point to their source pages
- Free plan available
- No training on your data on paid plans
- Free plan limited to 5 documents a day
- Listed prices assume yearly billing
- Team plan capped at 100 seats
Which one should you choose?
Choose Proofig AI if you want:
- Covers manipulation, duplication and AI images
- Accepts PDF, Word and image files
- Submissions are not used to train models
Watch out: individual packages are limited to 3 to 22 submissions.
Choose Sharly if you want:
- Answers point to their source pages
- Free plan available
- No training on your data on paid plans
Watch out: free plan limited to 5 documents a day.
Proofig AI vs Sharly FAQ
What is the difference between Proofig AI and Sharly?
Proofig AI: Checks scientific papers for image manipulation and reuse. Sharly: AI workspace to summarize, compare and cite your documents. Both are research & search tools.
Is Proofig AI or Sharly cheaper?
Proofig AI starts at $99 one-time and Sharly starts at See pricing page. Check both pricing pages for current plans.
Do Proofig AI and Sharly have free plans?
Proofig AI: No. Sharly: Yes.
Who makes Proofig AI?
Proofig AI is made by Proofig.
Who makes Sharly?
Sharly is made by VOX AI Inc..
Which should I choose, Proofig AI or Sharly?
Choose Proofig AI if you value covers manipulation, duplication and ai images and accepts pdf, word and image files. Choose Sharly if you value answers point to their source pages and free plan available.