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Which AI is best for image generation?
Short answer
For most small businesses, ChatGPT and Gemini make the best general-purpose images from a description, and Canva is easiest for turning them into posts and flyers. Adobe Firefly is a common choice when you want a tool its maker positions as safe for commercial use. All four have free options with limits.
Compared
| Tool | Best for | Free option |
|---|---|---|
| ChatGPT images | Realistic images and editing by chat | Yes, limited |
| Gemini (Nano Banana) | Quick edits to your own photos | Yes, limited |
| Canva | Social posts, flyers, brand templates | Yes, with Pro at £12.99 a month (UK App Store) |
| Adobe Firefly | Marketing images with Adobe's commercial-use positioning | Yes, limited |
| Microsoft Copilot | Images inside Microsoft apps | Yes, limited |
Using AI images in your business
- Don't create images of real people without consent, or anything that could mislead customers about your work.
- Never use AI images as "before and after" or proof of a job.
- Check the tool's terms for commercial use.
See can I use AI images in my business? and can AI images be illegal?
Are AI images copyrighted?
UK law has a rule for computer-generated works, but how it applies to AI images isn't settled. See who owns AI-generated content in the UK?
Related questions
What is the best free AI image generator?
ChatGPT or Gemini free plans, or Canva free for designs.
Can ChatGPT Plus create more images?
Yes, Plus has higher limits. See does ChatGPT Plus have limits?
How much is Midjourney a month?
Midjourney's plans are $10 (Basic), $30 (Standard), $60 (Pro) and $120 (Mega) a month, or 20% less paid yearly, in US dollars (checked 18 October 2026). There is no free plan. Companies with more than $1 million a year in revenue need Pro or Mega.
Sources
- Adobe: Firefly
- Apple App Store (UK): Canva
- Google: Gemini Apps limits and upgrades
- Midjourney: comparing plans
Checked 17 October 2026. Rules and prices change, so check the source before you rely on it. This is general information, not legal, tax or financial advice.
More on marketing, reviews and websites
- Can AI build a website for my business?
- Can I use AI to reply to Google reviews?
- Can I use AI-generated images in my business?
- Does AI-written content rank on Google?
- How do I add an AI chatbot to my website?
- How do I see if my business appears in Google AI Overviews?
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