kitio.aiTrello vs Prompt Ark
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Prompt Ark has the lower starting price: about $3 a month, against $6 for Trello.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Boards and cards
- Inbox capture
- Planner view
- Butler automations
- Power-Ups
- Prompt optimizer
- Text, image and video prompts
- Image-to-prompt
- Prompt library
- Personal prompt collections
- Credit-based advanced mode
| Feature | Trello | Prompt Ark |
|---|---|---|
| Best for | Kanban boards for tasks with AI capture from email and Slack | Turns rough ideas into prompts for ChatGPT, Claude and Gemini |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | $6/mo | $41.92/yr |
| Free plan | Yes | Yes |
| Made by | Atlassian | Prompt Ark |
| Based in | Australia | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Prompt Ark has the lower starting price: about $3 a month, against $6 for Trello.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Up to 10 collaborators per Workspace
- Up to 10 boards
- Unlimited cards
- 10MB per file
Standard
$6/mo
- Per user
- Unlimited boards
- AI features
- 250MB per file
Premium
$12.50/mo
- Per user
- Calendar, Timeline, Table and Map views
- Unlimited command runs
Enterprise
$17.50/mo
- Per user, billed annually
- Atlassian Guard Standard
- Enterprise-grade security
2 plans
Free
Free
- 10 basic optimizations per day
- Community support
Advanced
$41.92/yr
- 1,800 credits per year
- Advanced prompt generation
- Ad-free experience
- Priority email support
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Trello
- Very easy to start
- Flexible Power-Ups
- Good free plan
- Limited for complex projects
- AI features are light
Prompt Ark
- Free daily prompt optimizations
- Covers text, image and video prompts
- Run the prompt on a model from the same page
- Free plan is limited to 10 optimizations a day
- Credits expire at the end of the plan period
- Video prompts are still marked as coming soon
Which one should you choose?
Choose Trello if you want:
- Very easy to start
- Flexible Power-Ups
- Good free plan
Watch out: limited for complex projects.
Choose Prompt Ark if you want:
- Free daily prompt optimizations
- Covers text, image and video prompts
- Run the prompt on a model from the same page
Watch out: free plan is limited to 10 optimizations a day.
Trello vs Prompt Ark FAQ
What is the difference between Trello and Prompt Ark?
Trello: Kanban boards for tasks with AI capture from email and Slack. Prompt Ark: Turns rough ideas into prompts for ChatGPT, Claude and Gemini. Both are productivity tools.
Is Trello or Prompt Ark cheaper?
Prompt Ark has the lower starting price: about $3 a month, against $6 for Trello.
Do Trello and Prompt Ark have free plans?
Trello: Yes. Prompt Ark: Yes.
Who makes Trello?
Trello is made by Atlassian, based in Australia.
Who makes Prompt Ark?
Prompt Ark is made by Prompt Ark.
Which should I choose, Trello or Prompt Ark?
Choose Trello if you value very easy to start and flexible power-ups. Choose Prompt Ark if you value free daily prompt optimizations and covers text, image and video prompts.