Side-by-side comparison · Writing & Translation
Copyleaks vs GPTZero vs Hemingway Editor
Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.
Comparing 3 tools, the maximum.
At a glance
Pick it if: Schools, publishers and businesses that need AI and plagiarism checks together, especially across several languages.
Pick it if: Teachers, editors and business owners who want a second opinion on whether writing they've been handed came from AI.
Pick it if: Business owners, marketers and bloggers who want their website copy, emails and posts easier to read.
Overview
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
|---|---|---|---|
| In one line | Checks text for AI writing and plagiarism in one scan, in over 30 languages. | Checks whether text was written by AI, with plagiarism and citation checks too. | Highlights hard-to-read sentences so your writing is clear, and rewrites them with AI. |
| Pricing model | Freemium | Freemium | Freemium |
| Starting price | $0 | $0 | $0 |
| Free plan | Yes | Yes | Yes |
| Works with Claude Code | Yes | Yes | No |
Rating breakdown
Our scores out of 5. The higher bar in each row is highlighted.
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
|---|---|---|---|
| Overall rating | 3.9 | 4.2 | 4.3Winner |
| Ease of useHow quickly someone non-technical gets value from it. | 4.0 | 4.5 | 5.0 |
| FeaturesHow completely it covers its own job, and how well the pieces fit together. | 4.5 | 4.5 | 4.0 |
| Output qualityHow good the results are before you fix them. | 3.5 | 3.5 | 4.0 |
| Value for moneyWhat you get for the price, including the free plan. | 3.5 | 4.0 | 4.0 |
| Speed & reliabilityHow fast it is and how often it falls over. | 4.0 | 4.5 | 4.5 |
Feature comparison
A tick means it does this today. A dash means we haven't checked.
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
|---|---|---|---|
| Access & platform | |||
| Free plan | Yes | Yes | Yes |
| Mobile app | No | No | No |
| Desktop app | – | – | – |
| Browser extension | Yes | Yes | No |
| API access | Yes | Yes | No |
| Teams & business | |||
| Team workspace | Yes | Yes | Yes |
| Enterprise plan or SSO | Yes | Yes | Yes |
| Connects to other apps | Yes | Yes | No |
| Open source or self-hosted | Yes | No | No |
| AI abilities | |||
| Works with your files | Yes | Yes | – |
| Understands images | Yes | – | – |
| Makes images | No | No | No |
| Makes video | No | No | No |
| Writes code | No | No | No |
| Runs agents or automations | No | No | No |
| Learns your brand or style | – | – | Yes |
| Works in many languages | Yes | Yes | – |
| Capabilities score | 10/ 17 | 8/ 17 | 4/ 17 |
Pricing
Plans as listed on each vendor's site when we last checked. Confirm before you buy.
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
|---|---|---|---|
| Plans | Free $0 Quick one-off checks. | Free $0 Checking the odd document. | Free $0 Checking how readable your writing is. |
PersonalOur pick $16.99/mo, or $13.99/mo billed yearly Individuals checking work regularly. | PremiumOur pick $23.99/mo, or $12.99/mo billed yearly Teachers and editors checking work every week. | Individual 5K $100/yr ($8.33/mo) Occasional AI help. | |
Pro $99.99/mo, or $74.99/mo billed yearly Teams and agencies. | Professional $45.99/mo, or $24.99/mo billed yearly Agencies and heavy users scanning lots of files. | Individual 10KOur pick $150/yr ($12.50/mo) Writers editing most days. | |
Enterprise and Education Custom Companies and schools at scale. | Team Professional price per seat, 2 seats minimum Schools and businesses buying for a group. | Team 10K $150/user/yr ($12.50/user/mo) Teams of up to 50. | |
Enterprise Custom Large organisations. | |||
| Which plan to pick | Try the free checker first. Personal covers about 100 pages a month, which suits most individuals. Only move to Pro if a team needs seats or you want website scans. One credit covers 250 words or one image. | Start on Free. If you check more than a few documents a week, Premium on yearly billing is the sweet spot. Professional only makes sense if you scan big batches of files. | Use the free editor first. If you want the fixes done for you, try Editor Plus free for two weeks. Individual 10K is the best value if you write most days. Monthly billing is available but costs more than yearly. |
Key features
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
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Pros and cons
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Who each one is for
| Attribute | Copyleaks | GPTZero | Hemingway Editor |
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Questions people ask
Which is better, Copyleaks, GPTZero or Hemingway Editor?
Hemingway Editor scores highest overall in our ratings (Copyleaks 3.9/5, GPTZero 4.2/5 and Hemingway Editor 4.3/5). Copyleaks is best for AI and plagiarism checks in one report and checking content in languages other than English. GPTZero is best for checking essays and assignments for AI writing and screening freelance or agency content. Hemingway Editor is best for making website and blog copy easier to read and checking a reading grade level.
Which is cheaper, Copyleaks, GPTZero or Hemingway Editor?
Copyleaks: There's a free plan, and paid plans start at $0. GPTZero: There's a free plan, and paid plans start at $0. Hemingway Editor: There's a free plan, and paid plans start at $0.
Which is easier to use, Copyleaks, GPTZero or Hemingway Editor?
Hemingway Editor rates highest for ease of use in our scores. Business owners, marketers and bloggers who want their website copy, emails and posts easier to read.
How we compare
Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.
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