Wrtn AI vs Eraser AI vs Kimi AI vs Viva AI: Which AI-powered Audience Building tool is Best in 2025?

All these tools Wrtn AI , Eraser AI , Kimi AI , Viva AI offer flexible pricing models suitable for digital marketer, growth hacker seeking AI-powered solutions to enhance their AI-powered Audience Building efforts.

Wrtn AI

Starting from
Free

Eraser AI

Starting from
$10/member/month

Kimi AI

Starting from
$0

Viva AI

Starting from
Free
Pricing Model:
  • Free - $0

These AI tools are among the best AI-powered Audience Building tools available in 2025. For digital marketer, growth hacker, tools like Wrtn AI , Eraser AI , Kimi AI , Viva AI help streamline the AI-powered Audience Building process by offering AI-powered features.

What is Wrtn AI?

Wrtn 뤼튼 AI is a cutting-edge platform that simplifies the creation, management, and sharing of written content. Wrtn AI offers free AI utilization tools and the company is based in South Korea. The Wrtn tool suite includes AI tools for drafting, editing, and organizing content seamlessly. Key features include AI search, chat, AI character creation, and prompt sharing. Wrtn is available as a web app and on Android and iOS devices.

What is Eraser AI?

Eraser AI is a copilot, assisting you in drawing, versioning, refactoring, and documenting diagrams and documents. You can save the generated diagram code as a file and edit it. Its unique embeds allow you to directly embed your diagram in files, and its Github integration enables you to sync and merge your diagrams! Also, you can use it to answer your security questionnaires in your documentation.

What is Kimi AI?

Kimi AI is a cutting-edge AI assistant developed by Moonshot AI, designed to provide users with reliable, safe, and efficient assistance. Launched on October 10, 2023, Kimi AI aims to help users achieve their goals by following instructions and providing helpful responses while ensuring content safety and compliance.

What is Viva AI?

Viva AI is a platform that uses artificial intelligence so that one can make images and videos with ease. Not unlike an artist’s brush, the driving force behind the brush is AI, and the latter’s application is your finished product. For creating performances or even simple illustrations, Viva AI’s design and video production tools will assist your project with the pretrained AI.

Wrtn AI
(4.7/5)
  • Accuracy and Reliability:
    4.9
  • Cost-Efficiency:
    4.8
  • Customization and Flexibility:
    4.8
  • Data Privacy and Security:
    4.7
  • Ease of Use:
    4.6
  • Functionality and Features:
    4.8
  • Integration Capabilities:
    4.5
  • Performance and Speed:
    4.7
  • Support and Resources:
    4.7
Eraser AI
(4.9/5)
  • Accuracy and Reliability:
    4.9
  • Customization and Flexibility:
    4.8
  • Data Privacy and Security:
    4.9
  • Ease of Use:
    4.9
  • Functionality and Features:
    4.8
  • Integration Capabilities:
    4.9
  • Support and Resources:
    4.8
Kimi AI
  • No ratings found!
Viva AI
(4.8/5)
  • Accuracy and Reliability:
    4.9
  • Cost-Efficiency:
    4.8
  • Customization and Flexibility:
    4.9
  • Data Privacy and Security:
    4.8
  • Ease of Use:
    4.8
  • Functionality and Features:
    4.8
  • Integration Capabilities:
    4.5
  • Performance and Speed:
    5
  • Support and Resources:
    4.7
Wrtn AI
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Eraser AI
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Kimi AI
No ratings yet.
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Viva AI
No ratings yet.
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If you're looking for other AI-powered Audience Building tools for digital marketer, growth hacker, you can also explore KeywordSearch, which are highly rated in 2025.

Wrtn AI
  • Wrtn Technologies Inc
  • South Korea
Eraser AI
  • Eraser
  • San Francisco, California
Kimi AI
  • Moonshot AI
  • Beijing, China
Viva AI
  • Not Data Available!