Top Keyword Volume API alternatives in 2025

Top Keyword Volume API Alternatives in 2025

As the digital landscape evolves, so does the need for effective keyword research tools. In 2025, developers and marketers are seeking alternatives to traditional APIs for keyword volume and competition analysis. This blog post explores some of the best alternatives to the Keyword Volume and Competition API, detailing their features, capabilities, pricing, pros and cons, ideal use cases, and how they differ from the original API.

1. Keyword Recommendation API

The Keyword Recommendation API is designed to enhance keyword research by providing a list of correlated and trending keywords based on user input. This API is particularly useful for content creators and marketers looking to optimize their SEO strategies.

Key Features and Capabilities

One of the standout features of the Keyword Recommendation API is the Get Keywords function. To use this feature, users must enter a word or term in the parameter. The API then analyzes the input and returns a list of relevant keywords.

["clouds", "sun", "stars", "moon", "airplanes", "birds", "horizon", "weather", "atmosphere", "flights"]

This response provides a variety of keywords that can be used to enhance content relevance and SEO performance.

Pricing Details

Pricing for the Keyword Recommendation API varies based on usage and specific needs. Users are encouraged to check the official documentation for detailed pricing information.

Pros and Cons

• Pros: Provides a comprehensive list of related keywords, easy to integrate into existing workflows.
• Cons: May require additional filtering to find the most relevant keywords for specific niches.

Ideal Use Cases

This API is ideal for content marketers, SEO specialists, and businesses looking to enhance their online visibility through targeted keyword strategies.

How It Differs from the Keyword Volume and Competition API

Unlike the Keyword Volume and Competition API, which focuses on search volume and competition metrics, the Keyword Recommendation API emphasizes generating a broader list of related keywords, making it a valuable tool for brainstorming and content ideation.

2. Keyword Suggestion API

The Keyword Suggestion API is a powerful tool that enables developers to obtain a list of suggested keywords related to a specific topic or phrase. This API can significantly enhance website content and improve search engine rankings.

Key Features and Capabilities

The Get Keywords feature of this API provides related keywords for the queried keyword. For example, if a user queries "coffee shop," the API might return:

{"Keyword":"coffee shop","Related":["coffee shops near me","coffee shops washington","coffee shops alexandria va"]}

This feature allows users to optimize their content by incorporating relevant keywords that are likely to attract traffic.

Pricing Details

Pricing information for the Keyword Suggestion API can be found on the official website, where users can explore different plans based on their needs.

Pros and Cons

• Pros: Easy to use, provides accurate and relevant keyword suggestions.
• Cons: May not cover niche topics extensively.

Ideal Use Cases

This API is particularly useful for SEO professionals, content creators, and digital marketers looking to enhance their content strategies with relevant keywords.

How It Differs from the Keyword Volume and Competition API

While the Keyword Volume and Competition API focuses on metrics like search volume and competition, the Keyword Suggestion API is more about generating ideas and suggestions for keywords, making it a great tool for content brainstorming.

3. YouTube Keyword Research API

The YouTube Keyword Research API is tailored for content creators on the YouTube platform, providing insights into keyword performance specifically for video content.

Key Features and Capabilities

The Get Keyword Data feature allows users to retrieve exact and related keyword information, including monthly search volume, SEO difficulty, and competition score. For instance, querying the keyword "mrbeast" might return:

{ "exact_keyword": [{"keyword": "mrbeast", "monthlysearch": 0, "competition_score": 0, "difficulty": "Low"}], "related_keywords": [] }

This data is crucial for optimizing video content to attract more viewers.

Pricing Details

Pricing for the YouTube Keyword Research API is available on the official site, with various plans to suit different user needs.

Pros and Cons

• Pros: Specifically designed for YouTube, provides tailored insights for video content.
• Cons: Limited to YouTube, may not be useful for broader keyword research.

Ideal Use Cases

This API is ideal for YouTube content creators, marketers, and businesses looking to optimize their video content for better visibility and engagement.

How It Differs from the Keyword Volume and Competition API

Unlike the Keyword Volume and Competition API, which provides general keyword metrics, the YouTube Keyword Research API focuses specifically on video content, making it essential for YouTube marketers.

4. Keyword Optimization API

The Keyword Optimization API is designed to help users generate keywords effectively, enhancing their SEO and content strategies.

Key Features and Capabilities

The Generate Keywords feature allows users to input a topic and receive a list of relevant keywords. For example, if a user inputs "Twitter," the API might return:

{"status":true,"data":["twitter","twitter video downloader","twitter login","twitter downloader"]}

This feature is particularly useful for generating keywords that are contextually relevant to the user's topic.

Pricing Details

Pricing for the Keyword Optimization API can be found on the official documentation page, where users can explore various pricing tiers.

Pros and Cons

• Pros: Generates contextually relevant keywords, easy to integrate.
• Cons: May require additional filtering for niche topics.

Ideal Use Cases

This API is ideal for SEO specialists, content marketers, and businesses looking to enhance their keyword strategies.

How It Differs from the Keyword Volume and Competition API

While the Keyword Volume and Competition API focuses on metrics, the Keyword Optimization API emphasizes keyword generation, making it a valuable tool for content creation.

5. Keyword Discovery API

The Keyword Discovery API is a transformative tool that simplifies keyword research and provides valuable insights for SEO optimization.

Key Features and Capabilities

The Keyword Creator feature allows users to enter a word or term and receive a curated list of related keywords. For example, querying "tennis" might return:

["racket", "ball", "court", "match", "serve"]

This feature helps users discover new keywords that can enhance their content strategies.

Pricing Details

Pricing information for the Keyword Discovery API is available on the official site, where users can find various plans based on their needs.

Pros and Cons

• Pros: Provides a systematic approach to keyword discovery, easy to use.
• Cons: May not cover all niche topics comprehensively.

Ideal Use Cases

This API is ideal for marketers, content creators, and businesses looking to enhance their SEO strategies through effective keyword discovery.

How It Differs from the Keyword Volume and Competition API

Unlike the Keyword Volume and Competition API, which focuses on metrics, the Keyword Discovery API emphasizes generating relevant keywords, making it a great tool for brainstorming.

6. Keyword Analyzer API

The Keyword Analyzer API is a dynamic tool designed to provide valuable insights into keyword performance, helping users make informed decisions.

Key Features and Capabilities

The Analyze Keyword feature allows users to input a keyword and receive insights on search volume, CPC, and competition. For example, querying "farrah8kobe" might return:

{ "keyword": "farrah8kobe", "search_volume": "38,198", "competition": "57", "cpc": "1.48" }

This data is crucial for optimizing marketing strategies and maximizing impact.

Pricing Details

Pricing for the Keyword Analyzer API can be found on the official documentation page, where users can explore different pricing options.

Pros and Cons

• Pros: Provides comprehensive keyword insights, easy to implement.
• Cons: May require additional context for effective use.

Ideal Use Cases

This API is ideal for marketers, SEO specialists, and businesses looking to optimize their content strategies based on keyword performance.

How It Differs from the Keyword Volume and Competition API

While the Keyword Volume and Competition API focuses on competition metrics, the Keyword Analyzer API provides detailed insights into keyword performance, making it essential for data-driven decision-making.

7. SEO - Website Ranking Keywords

The SEO - Website Ranking Keywords API helps users uncover top-ranking keywords for any website, providing insights that can boost traffic.

Key Features and Capabilities

The GetRankingKeywords feature allows users to input any domain and receive detailed keyword performance data. For example, querying "example.com" might return:

{ "domain_statistics": { "organic": { "keywords_in_pos_1": 0, "keywords_in_pos_2_3": 0, "Estimated_traffic_volume": 430.48 } } }

This data helps users understand their SEO landscape and identify opportunities for improvement.

Pricing Details

Pricing for the SEO - Website Ranking Keywords API is available on the official site, where users can explore various plans based on their needs.

Pros and Cons

• Pros: Provides comprehensive keyword insights for any domain, valuable for competitive analysis.
• Cons: May require additional context for effective use.

Ideal Use Cases

This API is ideal for SEO professionals, marketers, and businesses looking to enhance their keyword strategies through competitor analysis.

How It Differs from the Keyword Volume and Competition API

Unlike the Keyword Volume and Competition API, which focuses on general keyword metrics, the SEO - Website Ranking Keywords API provides specific insights into domain performance, making it essential for competitive analysis.

8. Keyword Competition API

The Keyword Competition API is a crucial tool for evaluating keyword competitiveness, helping users optimize their content effectively.

Key Features and Capabilities

The Keyword Analyzer feature allows users to input a keyword and a search engine (e.g., Google, Yahoo, Bing) to receive insights on keyword difficulty and competitive landscape. For example, querying "macbook" might return:

{ "date": "April 16, 2024", "keyword": "macbook", "search_engine": "google", "difficulty_level": "Very Difficult" }

This data is essential for prioritizing keywords in content creation.

Pricing Details

Pricing for the Keyword Competition API can be found on the official documentation page, where users can explore different pricing options.

Pros and Cons

• Pros: Provides valuable insights into keyword competitiveness, essential for SEO strategies.
• Cons: May require additional context for effective use.

Ideal Use Cases

This API is ideal for marketers, SEO specialists, and businesses looking to optimize their content strategies based on keyword competitiveness.

How It Differs from the Keyword Volume and Competition API

While the Keyword Volume and Competition API focuses on general metrics, the Keyword Competition API provides specific insights into keyword difficulty, making it essential for targeted SEO strategies.

9. Keyword Insight API

The Keyword Insight API is a versatile tool designed to help users generate relevant keywords for various purposes, enhancing SEO and content strategies.

Key Features and Capabilities

The Generate Keywords feature allows users to input a topic and receive a list of relevant keywords. For example, querying "football" might return:

{"status":true,"data":["football","football italia","football transfer news"]}

This feature is particularly useful for generating keywords that are contextually relevant to the user's topic.

Pricing Details

Pricing information for the Keyword Insight API is available on the official site, where users can find various plans based on their needs.

Pros and Cons

• Pros: Generates contextually relevant keywords, easy to integrate.
• Cons: May require additional filtering for niche topics.

Ideal Use Cases

This API is ideal for SEO specialists, content marketers, and businesses looking to enhance their keyword strategies.

How It Differs from the Keyword Volume and Competition API

While the Keyword Volume and Competition API focuses on metrics, the Keyword Insight API emphasizes keyword generation, making it a valuable tool for content creation.

Conclusion

In conclusion, the landscape of keyword research APIs is rich with alternatives to the Keyword Volume and Competition API. Each alternative offers unique features and capabilities tailored to different needs. The Keyword Recommendation API excels in generating related keywords, while the Keyword Suggestion API provides actionable insights for content optimization. For YouTube creators, the YouTube Keyword Research API is indispensable, while the Keyword Optimization API and Keyword Discovery API are excellent for generating contextually relevant keywords. The Keyword Analyzer API and Keyword Competition API provide critical insights into keyword performance and competitiveness, making them essential for data-driven decision-making. Finally, the Keyword Insight API rounds out the options with its versatile keyword generation capabilities. Depending on your specific needs, one of these alternatives will surely enhance your keyword research and SEO strategies in 2025.