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Head-to-head · Mobile App Monitoring

Sentry Session Replay vs Alibaba Cloud ARMS RUM

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Sentry Session Replay #5 in Mobile App Monitoring 8.9/10 Free plan · paid from $26/mo Free plan✓ 1 of 4 features Visit Sentry
Alibaba Cloud ARMS RUM #7 in Mobile App Monitoring 8.7/10 From $0.02 ✓ 3 of 4 features Visit Alibaba Cloud

Sentry Session Replay leads on 2 checks, Alibaba Cloud ARMS RUM on 0, and 3 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSentry Session Replay · 8.9/10
  • Free planonly Sentry Session Replay
  • Most featuresAlibaba Cloud ARMS RUM · 3 of 4

Sentry Session Replay scores higher on our rubric for mobile app monitoring: 8.9 against 8.7 out of 10; our editors rank them #5 and #7.

Sentry Session Replay offers free plan; Alibaba Cloud ARMS RUM doesn't. Sentry Session Replay offers session replay; Alibaba Cloud ARMS RUM doesn't.

Sentry Session Replay is the better fit for teams prioritizing replay-linked mobile issues. Alibaba Cloud ARMS RUM is the better fit for teams needing precise ANR and trace diagnostics.

  • Sentry Session Replay fits best

    Teams prioritizing replay-linked mobile issues

  • Alibaba Cloud ARMS RUM fits best

    Teams needing precise ANR and trace diagnostics

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature Sentry Session Replay 8.9/10 Visit ↗ Alibaba Cloud ARMS RUM 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #5 in Mobile App Monitoring #7 in Mobile App Monitoring
Best for Teams prioritizing replay-linked mobile issues Teams needing precise ANR and trace diagnostics
Pricing model Free plan + paid Paid
Starting price $26/mo From $0.02
Free plan ✓ (best) —
Free trial — —
Deployment Cloud, Mobile Cloud, Mobile
Platforms Web, iOS, Android Web, iOS, Android
Integrations 2 integrations 4 integrations
Features Sentry Session Replay 1/4 · Alibaba Cloud ARMS RUM 3/4
ANR monitoring Not checked yet ✓ (best)
Network request tracing Not checked yet ✓ (best)
App performance monitoring Not checked yet ✓ (best)
Session replay ✓ (best) —
Specs
Supported platforms Not checked yet Android, iOS
Data retention Not checked yet 90 days
Our review
Pros
  • Correlates session replays with errors and performance issues
  • Adds mobile context for battery, orientation, and connectivity
  • Masks text, inputs, and media by default with custom controls
  • Detects ANRs and main-thread blocking on Android and iOS
  • Correlates frontend activity with backend traces
  • Captures crashes, stack traces, network timing and UI stutter
Cons
  • Developer limits access to one user
  • Team and Business each include 50 Session Replays
  • Enterprise pricing requires contacting sales
  • No free plan for evaluating the service
  • Session Replay is documented for Web and H5, not mobile apps
  • Pricing varies by region and usage capacity
Our verdict

Sentry Session Replay records video-like user sessions for development teams investigating production errors and performance issues. It supports web, iOS, and Android, with mobile replay context covering battery, orientation, and…

Read the review →

Alibaba Cloud ARMS RUM is a cloud-based real-user monitoring service for teams responsible for mobile apps, web applications and mini programs. Its mobile coverage centers on Android and iOS application monitoring, with diagnostics for…

Read the review →
  1. Sentry Session ReplayMobile App Monitoring 8.9Free plan · paid from $26/mo
  2. Alibaba Cloud ARMS RUMMobile App Monitoring 8.7From $0.02

Strengths and trade-offs

  • Sentry Session Replay — where it wins

    • Correlates session replays with errors and performance issues
    • Adds mobile context for battery, orientation, and connectivity
    • Masks text, inputs, and media by default with custom controls

    Where it doesn't

    • Developer limits access to one user
    • Team and Business each include 50 Session Replays
    • Enterprise pricing requires contacting sales

  • Alibaba Cloud ARMS RUM — where it wins

    • Detects ANRs and main-thread blocking on Android and iOS
    • Correlates frontend activity with backend traces
    • Captures crashes, stack traces, network timing and UI stutter

    Where it doesn't

    • No free plan for evaluating the service
    • Session Replay is documented for Web and H5, not mobile apps
    • Pricing varies by region and usage capacity
  • Sentry Session Replay8.9/10 · Free plan · paid from $26/mo

    A replay-led way to connect mobile errors, performance issues, and user actions.

    Visit SentryFull verdict →
  • Alibaba Cloud ARMS RUM8.7/10 · From $0.02

    A focused RUM service for ANR, crash, network and trace diagnostics.

    Visit Alibaba CloudFull verdict →

More comparisons

All mobile app monitoring comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update