Alternatives · ASO
Sonar alternatives
As of Oct 24, 2026, the best Sonar alternative for most people is AsoBeast (2.6 GPA), second in our ranking of app store optimization tools. The best free one is RespectASO (3.0 GPA).
Sonar compared with 10 alternatives: Astro, Appfigures, AppTweak, ASO.dev, ASOTool and 5 more.
Sonar has a free plan. Paid plans start at $24.17 per month, billed annually ($29 billed monthly). 7 of the 10 alternatives are free or have a free plan. 2 more offer a free trial.
Listings checked up to Oct 23, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| SonarThis tool | Free plan · from $24.17/mo | Yes | Web |
| Astro | Free plan · from $9/mo | Yes | macOS |
| Appfigures | Free plan · from $7.99/mo | Yes | Web |
| AppTweak | Free trial · from $79/mo | Trial only | Web |
| ASO.dev | Free trial · from $15/mo | Trial only | macOS, Windows, Linux, iOS, Android |
| ASOTool | Free plan · from $12.99/mo | Yes | Web |
| AppSigma | Free plan · from $19.99/mo | Yes | Web |
| Ascope | From $7.50/mo | No | macOS |
| AsoBeast | Free plan · from $10/mo | Yes | Web |
| ASOStacks | Free plan · from $19/mo | Yes | Web |
| RespectASO | Free plan · from ₹1,800/mo | Yes | macOS |
Price against what you get
Sonar starts at $24.17 a month and scores 2.7 out of 4 on features, ease of use and platforms. None of the 10 alternatives on this chart both scores higher and starts lower.
Astro, Appfigures, ASO.dev, ASOTool, AppSigma, Ascope and 3 more start lower without scoring higher.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from Sonar
Astro
Mac app for App Store keyword research and daily rank tracking
- Astro starts at $9 per month, billed annually ($108 a year).
- Astro also lists a macOS app.
- Astro lists no web app, which Sonar has.
Suits: Indie iOS and Mac developers doing their own ASO
Appfigures
App analytics, review replies and ASO keyword tracking in one account
- Appfigures starts at $7.99 per month, billed annually ($9.99 billed monthly).
- Appfigures also covers reports.
Suits: Indie developers who want all their store sales and downloads in one free dashboard
AppTweak
App store optimization and Apple Ads platform for apps and games
- AppTweak starts at $79 per month for 5 apps, billed annually ($99 billed monthly).
- AppTweak has no free plan, only a free trial, unlike Sonar.
- AppTweak also covers reports and AI search visibility.
Suits: App marketers handling keywords and store listings on both the App Store and Google Play
ASO.dev
App Store Connect manager with unlimited ASO keyword tracking
- ASO.dev starts at $15 per seat / month, billed annually ($19 billed monthly).
- ASO.dev has no free plan, only a free trial, unlike Sonar.
- ASO.dev also lists macOS, Windows, Linux, iOS and Android apps.
- ASO.dev lists no web app, which Sonar has.
Suits: Developers who spend a lot of time in App Store Connect and Google Play Console
ASOTool
Keyword research and rank tracking for App Store and Google Play
- ASOTool starts at $12.99 per month, including VAT, billed monthly.
Suits: Indie developers researching keywords on a small budget
AppSigma
App Store keyword tracking and review analysis with an MCP server
- AppSigma starts at $19.99 per month for 10 apps and 3 team members.
Suits: Indie iOS developers who want daily keyword ranks at a low monthly price
Ascope
Mac app that tracks App Store keyword ranks daily in 50+ countries
- Ascope starts at $7.50 per month, billed yearly ($9.99 billed monthly).
- Ascope has no free plan, unlike Sonar.
- Ascope also lists a macOS app.
- Ascope lists no web app, which Sonar has.
Suits: Indie iPhone and Mac developers tracking their own keywords
AsoBeast
Open-source ASO rank tracker for both app stores, hosted or self-run
- AsoBeast starts at $10 per month for 5 apps and 1,000 keyword markets, billed monthly.
- AsoBeast is open source and self-hostable, according to its own site.
Suits: Indie developers tracking a handful of apps on both stores for $10 a month
ASOStacks
Keyword research and daily rank tracking for both app stores
- ASOStacks starts at $19 per month for 250 tracked keywords and 25 apps.
Suits: Indie developers who want keyword tracking on both stores for free
RespectASO
Open-source Mac app for App Store keyword research, with AI Pro tools
- RespectASO starts at ₹1,800 for 3 months, paid once, with no renewal.
- RespectASO also lists a macOS app.
- RespectASO lists no web app, which Sonar has.
- RespectASO is open source, according to its own site.
Suits: Indie iOS developers who want free keyword research
Limits worth knowing in Sonar
- Rank tracking and the dashboard need a paid plan; the 7-day trial asks for a card and the plan starts when it ends.
- Indie has 1 seat and 2,500 keywords; team seats, white-label reports and priority refresh need Agency at $149 a month.
- API credits outside a plan cost $10 per 1,000, and full keyword research uses 10 credits a call.
- Refunds are decided case by case under Sonar's terms.
Common questions
What are the alternatives to Sonar?
The alternatives to Sonar in this directory are Astro, Appfigures, AppTweak, ASO.dev, ASOTool, AppSigma, Ascope, AsoBeast, ASOStacks and RespectASO. Each one has a side-by-side comparison with Sonar.
Is there a free alternative to Sonar?
Yes. Astro, Appfigures, ASOTool, AppSigma, AsoBeast, ASOStacks and RespectASO have a free plan alongside paid ones.
Which Sonar alternatives work on Windows?
The Sonar listing does not include a Windows app. ASO.dev lists one.
Which Sonar alternatives work on macOS?
The Sonar listing does not include a macOS app. Astro, ASO.dev, Ascope and RespectASO list one.
Is there an open-source alternative to Sonar?
AsoBeast and RespectASO are described as open source on their own sites.
When were these prices checked?
Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.