Comparison

Opal vs Yelendar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Opal

This app helps you regain control of your digital life by limiting app usage, blocking distractions, and improving focus. It provides tools and insights to reduce screen time, boost productivity, and enhance well-being.

Highlights
  • Screen time control
  • App blocker
  • Set app limits
  • Focus modes
  • Productivity reports
  • Block apps and websites
  • Mindful block screens
Features
Read full description

Achieve screen time control with the world’s most-loved screen time app! Opal is the fun, free Screen Time app to improve your focus and make the most out of every day. 5 to 6 hours. That’s the average time you’ll spend looking at your phone today, often without realizing it. It's time to fight back. With a combination of screen time control, app limits, app blockers, real time data, leaderboards and rewards, you will focus better and accomplish your dreams, just like Opal’s members. **As of August 2026, Opal has saved humanity 500 Million hours of screen time. ** Many of the world's top teams and companies trust Opal to help protect their focus. You can too. **Opal cut my screen time by 2 hours per day – Marketing at Google ** **You need this app. When I first got opal my daily screen-time was about 8 1/2 hours a day. Now it's 1 hour. ** **Opal has become an indispensable tool in my quest for productivity and mindful technology usage ** **Get Opal! - Ali Abdaal, productivity expert** BENEFITS Save 1 hour and 23 minutes per DAY from less screen time, on average. 94% of Opal members are less distracted 93% are more productive thanks to the app 90% report improved well-being Added benefits: - Better screen time control - Better productivity at work - Reduce stress, be more mindful - Supports focus challenges, including ADHD - Set daily work hours, sleep, and routines - Block apps to unplug and detox - Stay in focus when you need it most - You're happy and in control of your screen time FEATURES - #1 Screen Time Control: the most loved app for screen time control with 4.8/5. - #1 App Blocker: Instantly Block apps and websites you choose at a specific time of day throughout the week to organize your time. - Focus Difficulty: Make it hard, or make it a bit easier. Deep Focus won't let you cancel or bypass at all. - App Limits: Set daily usage limits on apps and websites to automatically block them and prevent overuse. - Mindful Block Screens: Discover quotes, puns and more every time you try to open an app or website you really shoudn't. - Blocklist & Allowlist: Easily pick any app, game or website you want to block or allow during your Blocks. - Focus Report: Measure your progress with clear metrics, actionable screen time stats, and benchmark against your peers. - Focus Score: Check your screen time and focus level at any point easily spotting Focus and Distracted time. - Calendar: Set daily working hours, sleep and routines, block apps automatically, so you don’t have to remember. - Precious Rewards: Unlock unique MileStones you can share with friends. - Leaderboard: Challenge friends to top the leaderboard, enhancing productivity, focus and keeping each other motivated. - Breaks: Choose the app you want to use, write your intention, and set a timer. - Focus Mode Integration: Sync your Opal Focus Sessions with iPhone Focus Mode to block apps. - Shortcut Integration: Connect iPhone shortcut automations to start/stop Focus Sessions based on app opens, time, location and more! - Focus Reminders: Get timely reminder notifications when you get distracted or reach a time limit. - Deep Focus: Need ultimate focus? Deep Focus is the maximum level of protection — you can’t bypass or cancel. - More Fun: Opal is guilt-free and fun. - Widget: Have Opal on your home screen! CREATE A PERSONALIZED APP BLOCK LIST Easily pick any app, game or website you want to block or allow to Block Apps. PRIVATE & SAFE We use Apple's Screen Time API in order to monitor and block apps you use. Installation is easy and takes a few seconds on your iPhone. Unlike most apps, Opal works entirely on your phone and personal browsing data never leaves your device. TERMS, PRIVACY & CONDITIONS Read on https://opal.so/terms & https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Yelendar

Features
Read full description

Yelendar offers a revolutionary approach to the traditional calendar, focusing on the cultivation of life-changing habits. Our core philosophy is rooted in the power of visual progress tracking over extended periods, aiding in habit formation and modification. Our system simultaneously hits on three laws of behavior change: Make it obvious, make it attractive, and make it satisfying. Visual Tracking for Long-Term Progress Yelendar believes that a visual reference is crucial for habit development. While daily to-do lists and monthly calendars are helpful, a yearly calendar provides a comprehensive view of your journey, offering a rewarding perspective on year-long habit progression. This visualization serves as a motivational tool, encouraging consistency and dedication. Setting Up and Tracking Habits The process begins with users inputting their desired habits and specifying the days for tracking, ideally daily for effectiveness. Users can also set a preferred time for receiving reminder emails, ensuring they stay on track. Upon completing a habit for the day, users mark it as complete on the site. Automated Daily Review and Color-Coded Feedback If you haven't already marked all your habits as complete each day, Yelendar will automatically review and score your daily habit adherence every night at midnight. Our system will assign a color-coded grading scale: dark green for perfect adherence, light green for minor misses, yellow for significant misses, and red for failure to follow through. This immediate feedback allows users to visually assess their consistency and areas needing improvement. Journaling for Reflective Insight Yelendar integrates a journaling feature, enabling users to document daily thoughts and feelings. This personal record is invaluable for understanding the emotional and mental journey accompanying habit changes. Users can retrospectively analyze their entries, correlating their emotional states with their habit performance. Year-Long Overview for Comprehensive Insight As the year progresses, Yelendar offers a bird's-eye view of your entire habit-building journey. This overarching perspective provides insights into patterns, successes, and challenges, facilitating a deeper understanding of personal growth and habit sustainability. In summary, Yelendar is more than just a calendar; it's a transformative tool designed to guide and support individuals on their journey to better habits and, consequently, a better life. It combines the power of visualization, consistent tracking, emotional reflection, and long-term overview to create a unique and effective approach to personal development.

Screenshots

Opal4 screens
Yelendar4 screens

Verdict

The call

The clearest difference is in-app purchases: Yelendar at none against Opal's 18. Yelendar also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). Opal's advantage is update cadence (every 5 days vs fortnightly) and chart position (#50 vs unranked). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Opal sells 13 in-app purchases, starting at $4.99 per 7 days. Yelendar asks for nothing beyond the download.

UpkeepUpdate frequency

Opal ships an update every 5 days, Yelendar fortnightly. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

Scorecard5 real differences · 6 level
Opal versus Yelendar: the parameters behind the verdict, then further details
ParameterOpalYelendar
PriceFreeFree
Rating4.7 (90K ratings) — better—
Positive reviews61.6% of reviews—
Number of ratings90K — better—
Update frequencyEvery 5 days — betterFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#50 — better—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.013.0 — better
Further details — not scored
Size304 MB24 MB
Age rating4+4+
DeveloperOpal OSThree Innovations, LLC

Bugs and requests

Opal

Reported bugs

4 issues
  • Blocks apps that are not selected
  • Inconsistent behavior when ending focus sessions
  • Crashes when trying to manage blocked apps
  • VPN issues causing other connectivity problems

Requested features

5 requests
  • Allow more customization of blocked apps
  • Integrate with more productivity tools
  • Provide more granular time tracking and reporting
  • Offer a one-time purchase option
  • Improve stability and reduce bugs

Yelendar

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Opal

Subscriptions13
  • Weekly Plan3 Days trial$4.997 Days
  • Weekly Plan3 Days trial$9.997 Days
  • Opal Student Weekly3 Days trial$9.997 Days
Show 10 more
  • Monthly Plan3 Days trial2 variants$19.991 Month
  • Monthly Plan7 Days trial$19.991 Month
  • Opal Pro Subscription7 Days trial$49.991 Year
  • Yearly Plan7 Days trial$69.991 Year
  • Yearly Plan7 Days trial$89.991 Year
  • Yearly Plan7 Days trial2 variants$99.991 Year
  • Yearly Plan1 Month trial2 variants$99.991 Year
  • Opal Pro Yearly$99.991 Year
  • Yearly Plan7 Days trial$129.991 Year
  • Yearly Plan7 Days trial$179.991 Year
None

Yelendar

No in-app purchases

Questions

Is Opal free?
Opal is free to download, with in-app purchases available.
Is Yelendar free?
Yelendar is free to download, with no in-app purchases.
Do Opal or Yelendar have ads?
Neither Opal nor Yelendar shows ads.
Which is updated more often, Opal or Yelendar?
Opal ships an update every 5 days, and Yelendar fortnightly. Most recently, Opal was updated on October 17, 2026 and Yelendar on October 12, 2026.

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