Top Free App Store Optimization (ASO) Tools

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App Store Optimization (ASO) is crucial for improving your app’s discoverability and driving organic downloads. While there are many premium ASO tools available, several free options can help you optimize your app’s metadata, keywords, and rankings without breaking the bank.

Why Use Free ASO Tools?

Before investing in paid tools, free ASO tools can help you:
✅ Analyze keyword rankings
✅ Track competitor performance
✅ Optimize app titles and descriptions
✅ Monitor user reviews and ratings
✅ Improve app visibility

1. App Store Connect (Apple) & Google Play Console (Android)

Best for: Basic performance analytics and A/B testing

Both Apple’s App Store Connect and Google Play Console provide essential free tools for developers:

• Keyword insights (Google Play only)

• Download & revenue tracking

• User acquisition reports

• A/B testing for app store listings (Google Play Experiments & Apple’s Product Page Optimization)

While these are not third-party tools, they are essential for tracking your app’s performance directly from the source.

2. MobileAction (Free Plan)

Best for: Competitor analysis and keyword tracking

MobileAction offers a limited free plan with useful ASO features:

• Keyword tracking (top-ranking keywords for competitors)

• Competitor analysis (see what’s working for others)

• App ranking history

 Visit MobileAction

3. App Radar (Free Keyword Tool)

Best for: Keyword research and suggestions

App Radar provides a free keyword tool that helps you:

• Find high-traffic, low-competition keywords

• Check keyword difficulty

• Analyze competitor keywords

 Try App Radar’s Free Keyword Tool

4. Sensortower (Free Features)

Best for: App store intelligence and trend tracking

While SensorTower is primarily a paid tool, it offers limited free features, including:

• Keyword rankings (basic)

• Competitor download estimates

• App store trends

 Explore SensorTower

5. ASOdesk (Free Trial & Limited Free Features)

Best for: ASO automation and review monitoring

ASOdesk provides a free trial and some free functionalities:

• Keyword tracking

• Review monitoring (see user feedback)

• Competitor benchmarking

 Check ASOdesk

6. KeywordTool.io (Free Version)

Best for: Generating keyword ideas

Although not exclusively for ASO, KeywordTool.io helps with:

• Finding long-tail keywords

• Google Play & App Store keyword suggestions

• Search volume insights

 Try KeywordTool.io

7. AppFollow (Free Plan Available)

Best for: Review monitoring and ASO insights

AppFollow’s free plan includes:

• Basic review tracking

• Competitor analysis

• App store rankings

 Visit AppFollow

8. TheTool (Free ASO Tools)

Best for: Quick ASO checks

TheTool offers free ASO tools for:

• Keyword difficulty analysis

• Competitor keyword research

• Metadata optimization tips

 Try TheTool

While paid ASO tools offer deeper insights, these free ASO tools can still help you optimize your app’s visibility effectively. Start with App Store Connect and Google Play Console, then use tools like MobileAction, App Radar, and SensorTower for competitor and keyword research.