KnowItAll AI Chat vs Prompt Storm (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: KnowItAll AI Chat does not list a price
Free plan
KnowItAll AI Chat
Only KnowItAll AI Chat has one
Higher rating
KnowItAll AI Chat
3.7 against 2.7
Same job?
Yes
Both are Chatbots tools

Side by side

Compared on	KnowItAll AI Chat	Prompt Storm
Our rating	3.7Better	2.7
Starts at	Free	Not listed
Free plan	YesBetter	No
Category	Chatbots	Chatbots
Plans	Free	See pricing
Key features	Access to Claude, ChatGPT, Gemini and Grok from one app A 4.7 out of 5 App Store rating from 1,500-plus ratings Updated as recently as December 2025 Free to download	Curated prompt library for ChatGPT, Gemini and Claude Prompts organized by task: research, writing, marketing, coding Turns a chatbot into a stand-in coach, advisor or expert persona One-click prompts instead of writing each one from scratch Works across three major chatbot platforms from one extension
Pros	A single app instead of switching between four provider apps A solid, verifiable App Store rating and review count	Saves time versus writing prompts from scratch for common tasks Covers three major chatbot platforms in a single extension
Cons	A third-party wrapper, not an official app from any model provider iPhone only, with no web or Android version The marketing site itself gives almost no detail beyond the App Store listing	Footer copyright reads 2023 with no visible update history No pricing, plan or user-count information published on the site
Company	Andrew Lee Ventures LLC	iMedia Revolution, LLC

Prices come from each vendor's pricing page, last checked 20260923. Check the vendor before you buy.

FAQ

Questions people ask

Is KnowItAll AI Chat better than Prompt Storm?

In our reviews KnowItAll AI Chat scores 3.7 and Prompt Storm scores 2.7. The better pick depends on the job. KnowItAll AI Chat: IPhone chatbot and writing assistant giving access to Claude, ChatGPT, Gemini and Grok from one app, free to download. Prompt Storm: Chrome extension from iMedia Revolution, LLC bundling curated prompts for ChatGPT, Gemini and Claude across research, writing, marketing and coding tasks.

Which is cheaper, KnowItAll AI Chat or Prompt Storm?

KnowItAll AI Chat: free. Prompt Storm: see pricing.

Do KnowItAll AI Chat and Prompt Storm have free plans?

Only KnowItAll AI Chat has a free plan.

More comparisons

KnowItAll AI Chat compared with

All KnowItAll AI Chat alternatives

Prompt Storm compared with

All Prompt Storm alternatives