Best Free AI Prompt Generators: 10 Tools for Text and Image Prompts, Compared on Price and Risk

Good prompts save time and make AI output more consistent, but writing them from scratch for every task does not scale. Prompt generators help by structuring requests, offering templates and tuning wording for specific models.

This guide lists ten tools from the SaaSPodium directory, starting with fully free options. It explains how to use them safely, since prompts can leak sensitive information, and how prompt tools fit alongside writing assistants, meeting assistants and enterprise AI platforms.

What a prompt generator does

A prompt generator helps you write, structure or optimize the instructions you give to an AI model. Some tools rewrite a rough idea into a detailed prompt, others offer template libraries, and a few act as marketplaces or testing playgrounds for prompt engineering.

For businesses, the benefit is consistency. A shared prompt library keeps tone, format and compliance rules the same across a marketing or support team, instead of each person improvising. The risk is data leakage, since prompts often contain customer or company information.

Compare every product in our AI Prompt Generators Software category, or read our AIPRM vs PromptPerfect vs Google AI Studio vs PromptBase comparison for a head-to-head view.

How we chose these tools

We included all 10 products in the SaaSPodium AI Prompt Generators category and sorted them by price access, starting with fully free tools. Directory ratings and review counts are not yet populated, so we rank by how easily a team can start for free, not by quality scores.

• Price access: free first, then freemium, then paid, using directory pricing types.
• Fit: text prompts, image prompts or developer prototyping.
• Risk: data handling and licensing questions to confirm before team use.

WebUtility Prompt Generator

WebUtility Prompt Generator is described in our directory as: Generate the perfect ChatGPT prompt. It is a free option for small teams, and works best for quick text prompt drafts for chat assistants.

Check whether prompts are generated in your browser or sent to a server before pasting company data.

• Pricing: Free. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of WebUtility Prompt Generator on SaaSPodium.

Promptist

Promptist is described in our directory as: A language model trained for prompt generation, hosted on Hugging Face Spaces. It is a free option for small teams, and works best for experimenting with automatic prompt rewriting for image models.

Treat it as a research demo: availability, rate limits and data handling are not guaranteed.

• Pricing: Free. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of Promptist on SaaSPodium.

Midjourney Prompt Helper

Midjourney Prompt Helper is described in our directory as: Easily build complex Midjourney prompts. It is a free option for small teams, and works best for designers who need structured image prompts with parameters.

Confirm it matches the current Midjourney syntax, because parameters change between versions.

• Pricing: Free. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of Midjourney Prompt Helper on SaaSPodium.

PromptoMANIA

PromptoMANIA is described in our directory as: An AI art prompt builder. It is a free option for small teams, and works best for building art prompts from selectable styles and modifiers.

Review how the builder handles artist names and style references under your brand guidelines.

• Pricing: Free. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of PromptoMANIA on SaaSPodium.

PromptPerfect

PromptPerfect is described in our directory as: Optimize your prompts for any AI model. It is a freemium option for small and medium teams, and works best for teams that want to rewrite and tune prompts across several models.

Test output quality against your own prompts and watch usage limits on the free tier.

• Pricing: Freemium, directory-listed starting price $10. Confirm current plans on the vendor site.
• Target size: Small and medium.
• Deployment: cloud and web.

See the full profile of PromptPerfect on SaaSPodium.

AIPRM

AIPRM is described in our directory as: 1-Click prompts for ChatGPT, delivered as a Chrome or Edge extension. It is a freemium option for small and medium teams, and works best for marketers and SEO teams that reuse a library of prompt templates.

Browser extensions read page context, so have IT review permissions before company-wide installs.

• Pricing: Freemium, directory-listed starting price $9. Confirm current plans on the vendor site.
• Target size: Small and medium.
• Deployment: browser extension for Chrome and Edge.

See the full profile of AIPRM on SaaSPodium.

Google AI Studio

Google AI Studio is described in our directory as: Build generative AI applications quickly. It is a freemium option for medium and enterprise teams, and works best for developers who want to prototype and iterate on prompts against Google models.

Check data-use terms for free versus paid usage before sending confidential content.

• Pricing: Freemium. Confirm current plans on the vendor site.
• Target size: Medium and enterprise.
• Deployment: cloud and web.

See the full profile of Google AI Studio on SaaSPodium.

Fusion AI

Fusion AI is described in our directory as: Brainstorm better prompts. It is a freemium option for small teams, and works best for individuals who want help brainstorming prompt ideas at a low entry price.

Verify export options and whether prompt history is stored.

• Pricing: Freemium, directory-listed starting price $5. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of Fusion AI on SaaSPodium.

PromptHero

PromptHero is described in our directory as: Search millions of art images by AI, with their prompts. It is a freemium option for small teams, and works best for finding image prompts by example and learning prompt styles.

Confirm licensing for any generated images you plan to use commercially.

• Pricing: Freemium, directory-listed starting price $9. Confirm current plans on the vendor site.
• Target size: Small.
• Deployment: cloud and web.

See the full profile of PromptHero on SaaSPodium.

PromptBase

PromptBase is described in our directory as: A marketplace for buying and selling DALL-E, Midjourney and ChatGPT prompts. It is a paid option for small and medium teams, and works best for buying ready-made prompts when speed matters more than customization.

Review seller licensing terms, and test purchased prompts before standardizing on them.

• Pricing: Paid, directory-listed starting price $2. Confirm current plans on the vendor site.
• Target size: Small and medium.
• Deployment: cloud and web.

See the full profile of PromptBase on SaaSPodium.

How to use prompt generators safely at work

Treat prompt tools as part of your data security perimeter. Prompts can contain customer records, source code or strategy, so set rules on what may be entered, approve tools centrally and review vendor data-use terms before rollout.

The OWASP project lists prompt injection and sensitive information disclosure among its top risks in the OWASP Top 10 for Large Language Model Applications. The NIST AI Risk Management Framework offers a structure for governing AI use. Together they support a simple policy:

• Keep an approved tool list and block unapproved extensions through device management.
• Prohibit personal data, credentials and unreleased financials in prompts.
• Version and review shared prompt libraries like code.
• Log usage through single sign-on where the vendor supports it.

Which prompt generator should you pick?

Pick by workflow. Use free text tools for occasional drafting, template libraries for repeatable marketing work, and a testing playground for developers building AI features. If you need guaranteed data handling, move to a paid plan with clear terms.

Teams optimizing prompts across models can try PromptPerfect on its own site, and developers building applications can start in Google AI Studio. Pair prompt tools with an assistant from our AI writing assistant software category for the drafting step.

Frequently Asked Questions

Are free AI prompt generators safe for business use?
Free tools are fine for non-sensitive drafting, but review data-use terms first. Avoid entering customer data, credentials or confidential plans, and move to a paid or enterprise plan when you need contractual data protections.

Can we switch prompt tools later without losing our work?
Usually yes, because prompts are plain text. Keep your prompt library in a shared document or repository with version history, so you can import it into any tool and avoid lock-in to one vendor.

How much do prompt generator tools cost?
Several tools in our directory are free, and paid plans list starting prices from $2 to $10 in our directory, though billing periods vary. Always confirm current pricing on the vendor site.