Comparison

IRON Habits vs Cal.com

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

Head to head
About

IRON Habits

This app helps you build discipline and live intentionally by tracking habits, journaling with AI prompts, and reflecting on your progress. It offers a focused space for personal development and accountability to achieve your goals.

Highlights
  • Daily habit tracking
  • AI-powered journaling prompts
  • Progress reflection
  • Self-awareness building
  • Private growth community
Read full description

IRON is built to help you take control of your habits, your mindset, and your daily actions—so you can live with more intention, discipline, and freedom. In a world full of distractions, IRON gives you a focused space to reflect, grow, and stay accountable to the life you want to build. With IRON, you can: • Track daily habits and personal goals • Journal using AI-powered prompts designed to encourage clarity and consistency • Reflect on your progress and build self-awareness over time • Connect in a private, purpose-driven environment focused on growth and accountability IRON is designed for personal development, habit formation, and self-reflection. Whether you’re working on discipline, focus, or consistency, IRON helps you stay intentional—one day at a time. Build a life rooted in purpose, accountability, and progress. Start with a free trial and decide if IRON is right for you. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. Privacy Policy: https://iron-2-0.web.app/privacy Terms of Use: https://iron-2-0.web.app/terms

About

Cal.com

This mobile app simplifies meeting scheduling on the go. It allows users to book, reschedule, and cancel appointments with ease, syncing with their existing calendars and providing real-time availability. Smart notifications help users stay organized with upcoming events.

Highlights
  • Instant scheduling on mobile
  • Real-time calendar sync
  • Smart event notifications
  • Seamless integration with tools
  • Reschedule and cancel meetings
Features
Read full description

Cal.com Companion App: Schedule Meetings Effortlessly on the Go! Tired of juggling calendars and emails to book meetings? The Cal.com Companion App brings the power of Cal.com right to your fingertips, making scheduling seamless, fast, and mobile-friendly. Whether you're in a rush between calls or planning your week from anywhere, this app ensures you never miss a beat. Key Features: - Instant Scheduling: Book, reschedule, or cancel meetings with just a few taps—no desktop required. - Real-Time Availability: Syncs with your Cal.com calendar to show open slots and avoid double-booking. - Smart Notifications: Get push alerts for upcoming events, reminders, and confirmations to stay organized. (coming soon) - Easy Integration: Connects seamlessly with your email, video tools, and team calendars for hassle-free collaboration. Perfect for busy professionals, freelancers, and teams who value time. Download now and transform how you manage your schedule—anytime, anywhere! Available on iOS. Free for individuals to download without a subscription.

Screenshots

IRON Habits4 screens
Cal.com4 screens

Verdict

The call

IRON Habits and Cal.com both sit at 5.0 stars, but that hides the real split: 100% of IRON Habits's written reviews are positive against 55% of Cal.com's. IRON Habits also leads on update cadence (every 8 days vs every 3 weeks). Cal.com's advantage is in-app purchases (none vs 6) and ratings volume (218 vs 17). On price, rating, ads and device support 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. IRON Habits sells 6 in-app purchases, starting at $7.99 per month. Cal.com asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for IRON Habits against 4.9 for Cal.com. That said, the two scores are not equally well evidenced: Cal.com has 218 ratings behind it against 17, so its average is the more settled of the two. Written reviews are what separate them: 100% of IRON Habits's written reviews are positive against 55% of Cal.com's.

UpkeepUpdate frequency

IRON Habits ships an update every 8 days, Cal.com every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 5 level
IRON Habits versus Cal.com: the parameters behind the verdict, then further details
ParameterIRON HabitsCal.com
PriceFreeFree
Rating5.0 (17 ratings) — better4.9 (218 ratings)
Positive reviews100.0% of reviews — better54.5% of reviews
Number of ratings17218 — better
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size82 MB41 MB
Age rating4+4+
DeveloperShields Marketing Group LLCCal.com, Inc.

Customer experience

IRON Habits

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Cal.com

All ratings126 ratings
Positive94.4%
Neutral1.6%
Negative4.0%
Written reviews11 reviews
Positive54.5%
Neutral9.1%
Negative36.4%

In-app purchases

6 purchases

IRON Habits

Subscriptions6
  • Monthly$7.991 Month
  • Elite Month$9.991 Month
  • ELITE YEAR OTO7 Days trial$18.001 Year
Show 3 more
  • OTO Annual$18.001 Year
  • Yearly$35.991 Year
  • ELITE YEAR7 Days trial$35.991 Year
None

Cal.com

No in-app purchases

Questions

Is IRON Habits free?
IRON Habits is free to download, with in-app purchases available.
Is Cal.com free?
Cal.com is free to download, with no in-app purchases.
Which has better reviews, IRON Habits or Cal.com?
IRON Habits is rated higher. IRON Habits averages 5.0 out of 5 from 17 ratings, while Cal.com averages 4.9 from 218 ratings.
Do IRON Habits or Cal.com have ads?
Neither IRON Habits nor Cal.com shows ads.
Which is updated more often, IRON Habits or Cal.com?
IRON Habits ships an update every 8 days, and Cal.com every 3 weeks. Most recently, IRON Habits was updated on October 24, 2026 and Cal.com on October 28, 2026.

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