# ChatGPT vs Skim

> ChatGPT: OpenAI's AI assistant for writing, research, coding, image generation and voice chat
> Skim: Find the five contract clauses most likely to cost you money before you sign

- ChatGPT profile: https://finderatlas.com/tools/chatgpt
- Skim profile: https://finderatlas.com/tools/skim
- Comparison page: https://finderatlas.com/compare/chatgpt-vs-skim
- Last reviewed: October 2026

## Verdict

ChatGPT is listed under AI Assistants and Skim under Productivity. ChatGPT scores higher in FinderAtlas's editorial review (8.9 vs 7.6 out of 10). Only ChatGPT has a free plan or trial. Only ChatGPT is available on Windows, macOS and iOS.

### Choose ChatGPT if

- You want a tool built for everyday questions, drafting and editing text, summarizing documents, coding help, data analysis and image generation in one assistant.
- One assistant covers text, voice, images, file analysis, search and coding.
- Free tier lets users try the service without a card.

### Choose Skim if

- You want a tool built for quick pre-signature review of leases, contractor quotes and terms of service, drafting a reply to push back on a clause.
- Simple one-off $9 price covering up to 3 documents, with no subscription.
- No account or prompt writing required.

## Pricing

| | ChatGPT | Skim |
| --- | --- | --- |
| Pricing model | Freemium | Paid |
| Free plan or trial | Yes | No |
| Starting price | $0 | $9 |

## Features

| Feature | ChatGPT | Skim |
| --- | --- | --- |
| Chat with web search | Yes | Not listed |
| Voice mode | Yes | Not listed |
| Image generation | Yes | Not listed |
| File and image analysis | Yes | Not listed |
| Projects | Yes | Not listed |
| ChatGPT agent | Yes | Not listed |
| Codex | Yes | Not listed |
| Connectors and apps | Yes | Not listed |
| Five red flags | Not listed | Yes |
| Plain-English rewrite | Not listed | Yes |
| Paste-ready reply | Not listed | Yes |
| PDF upload or pasted text | Not listed | Yes |
| No account | Not listed | Yes |
| Free sample | Not listed | Yes |
| One-time pricing | Not listed | Yes |

## Platforms

| Platform | ChatGPT | Skim |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | Yes | No |
| macOS | Yes | No |
| iOS | Yes | No |
| Android | Yes | No |
| API | No | No |
| Browser Extension | No | No |

## ChatGPT strengths

- One assistant covers text, voice, images, file analysis, search and coding
- Free tier lets users try the service without a card
- Apps for web, iOS, Android, macOS and Windows with synced history
- Large ecosystem of connectors, projects and agent features
- Plans range from $8 to $500 per month, so users can match spend to usage

## ChatGPT limitations

- Free and Go usage limits are low and may include ads
- Pricing and model lineup change often, which makes limits hard to compare over time
- Answers can be wrong and need checking, especially for facts and citations
- The top Pro tiers cost $100 to $500 per month

## Skim strengths

- Simple one-off $9 price covering up to 3 documents, with no subscription
- No account or prompt writing required
- Output includes a rewrite and a ready-to-send reply, not just a list of risks
- Free sample report to judge quality before paying
- Privacy page clearly states what is and is not stored

## Skim limitations

- Only the first 20,000 characters of a document are analyzed
- Document text goes to xAI, whose retention Skim does not control
- Fixed five-flag output with no follow-up chat
- Operator, company and contact details are not disclosed on the site
- Not legal advice, and no independent reviews found

## FAQ

**Is ChatGPT better than Skim?**

It depends on your workflow. ChatGPT is built for everyday questions, drafting and editing text, summarizing documents, coding help, data analysis and image generation in one assistant. Skim is built for quick pre-signature review of leases, contractor quotes and terms of service, drafting a reply to push back on a clause.

**What are the key feature differences between ChatGPT and Skim?**

ChatGPT: OpenAI's AI assistant for writing, research, coding, image generation and voice chat. Skim: Find the five contract clauses most likely to cost you money before you sign. ChatGPT is rated 4.0/5 from 1 user review.

**Does ChatGPT or Skim have a free plan?**

ChatGPT has a free plan or trial; Skim is paid only.

**Which is cheaper, ChatGPT or Skim?**

ChatGPT starts at $0 and Skim starts at $9. See the pricing table above for what each tier includes.