Comparison

Cupla vs duo.

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

Head to head
About

Cupla

This app helps couples synchronize their lives by offering a shared calendar, to-do lists, and wishlists. It aims to reduce mental load, improve communication, and facilitate planning for dates, chores, and future goals. University-backed research indicates it reduces stress and increases quality time spent together.

Highlights
  • Shared calendar synchronization
  • Joint to-do lists and reminders
  • Collaborative wishlists
  • Key date tracking and countdowns
  • Flexible privacy controls
  • Date night goal setting
Features
Read full description

• • • Cupla: The fastest way to a better relationship.• • • Because great relationships don’t just happen. They are planned together. Cupla is the relationship app for couples who want to stay in sync, reduce mental load, improve communication, and plan life together more easily. Cupla is the only app with university-backed research on its impact on relationships: • 75% of users say Cupla reduces stress and friction in their relationship. • 65% of users say Cupla helps them spend more quality time together. Created by a real couple, Cupla is the original planning app trusted by 500,000+ couples to stay connected. • • • A shared calendar built for couples.• • • Complete schedule visibility. See all of your calendars and work schedules together in one place and make plans that actually happen. Cupla syncs with Apple, Google, Outlook, work rosters, and shared family calendars, so you can stay connected across work, life, and everything in between. • View both schedules side by side • Create shared events in seconds • Add plans directly to your partner’s calendar • Choose what to share with flexible privacy controls More quality time, less mental load with To-dos and Lists made for real life • Keep up with the details of life together without constant back-and-forth. • Share chores, groceries, errands, and travel plans • Assign reminders to yourself or your partner • Keep track of the little things without nagging • Turn everyday admin into shared teamwork Wishlists made for two • Save and organise the things you want to do together. • Create wishlists for date ideas, gifts, travel, and future plans, all in one place. • Found something on Instagram or TikTok? Save and share it instantly so nothing gets lost. Key Dates and Quality Time features that enhance relationships • Keep track of all of life’s important moments, from anniversaries and birthdays to upcoming trips, with Key Dates and countdowns. • Set a goal for how often you want to go on date night and Cupla will send you helpful reminders to meet your goal. • Relive past dates with the beautiful Memories feed. • Widgets to keep your life together front and center. Why couples love Cupla “Cupla has changed everything. We finally plan dates around his crazy schedule, and we have chores organised so we’re contributing equally.” “Cupla helps us feel more like partners in everything.” “Finding time was tough. Cupla makes it fast and easy.” Everything couples need to plan life together: • Shared calendar for couples • Wishlists for date ideas, gifts, and travel • Shared to-dos, lists, and reminders • Anniversary and event planning • Cross-platform calendar syncing • Private sharing controls No more diary clashes, forgotten plans, or missed opportunities to connect. Join the 500,000+ couples already using Cupla. Download Cupla and start planning life together. View the university-backed research - https://cupla.app/blog/2025-impact-report/ Terms & Conditions - https://cupla.app/terms/ Privacy Policy - https://cupla.app/privacy-policy/

About

duo.

This app helps you organize your relationship by tracking gifts, planning dates, and sharing a calendar. It offers features like gift idea saving, date night planning, and a private journal to reflect on your relationship. It's designed to help you be a better partner with a structured system.

Highlights
  • Gift idea saving
  • Shared calendar
  • Date night planner
  • Milestone and anniversary tracking
  • Private journal with prompts
  • Love language signals
Features
Read full description

duo. — Your Private Relationship Organizer Be a better partner—without trying harder. duo is the all-in-one relationship organizer for people who want to show up better. You care. You just need a system. Track gifts, plan dates, share a calendar, and remember every moment that matters—all in one place. Start solo or invite your partner. duo works beautifully either way. GIFT IDEAS Save ideas instantly. Paste any link and duo fills in the photo, price, and details. Private or shared—your choice. Stay ready for birthdays, holidays, and surprises. SHARED CALENDAR Stay in sync with your partner. Track date nights, anniversaries, trips, and plans in one shared view. DATE NIGHT PLANNER Discover and save date ideas by mood—romantic, cozy, adventurous, or free. Plan meaningful time together in seconds. MILESTONES & ANNIVERSARIES Count down to the moments that matter. Get reminders so you never miss an important date again. BIRTHDAYS & PEOPLE Keep track of everyone who matters. Always show up on the right day with the right gift. RESTAURANTS & PLACES Save places to try and actually go to them. Get directions, menus, and reservations instantly. TRIPS & TRAVEL Plan trips from idea to booked. Track destinations, budgets, and packing lists together. BUCKET LIST & WATCHLIST Keep a running list of experiences, movies, and shows. No more “what do you want to do?” moments. PRIVATE JOURNAL Reflect on your relationship with guided prompts. Completely private, just for you. WHAT I NEED TODAY Send a simple signal—time, space, affection, or support. Built around the five love languages. YOUR PRIVACY MATTERS Your data is yours. No ads. No selling your information. Ever. FREE 14-DAY TRIAL Start free today. No credit card required. Cancel anytime. duo Pro — $5.99/month or $39.99/year Perfect for couples, newlyweds, long-distance relationships, gift givers, planners, and anyone who wants to show up better.

Screenshots

Cupla4 screens
duo.4 screens

Verdict

The call

The clearest difference is review sentiment: duo. at 100% against Cupla's 73%. duo. also leads on rating (5.0 vs 4.7). Cupla's advantage is ratings volume (2.3K vs 5). On price, update cadence, ads and in-app purchases 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. Cupla sells 8 in-app purchases, starting at $4.99 per month and duo. sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

duo. holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Cupla has 2.3K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 73% of Cupla's written reviews are positive against 100% of duo.'s.

UpkeepUpdate frequency

Cupla ships an update every 2 weeks, duo. weekly. The most recent releases landed on November 13, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Cupla versus duo.: the parameters behind the verdict, then further details
ParameterCupladuo.
PriceFreeFree
Rating4.7 (2.3K ratings)5.0 (5 ratings) — better
Positive reviews72.8% of reviews100.0% of reviews — better
Number of ratings2.3K — better5
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhoneiPhone, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size254 MB68 MB
Age rating12+4+
DeveloperCupla LimitedChristopher Fusco

Customer experience

Cupla

All ratings2,338 ratings
Positive92.9%
Neutral2.1%
Negative5.0%
Written reviews459 reviews
Positive72.8%
Neutral7.0%
Negative20.3%

duo.

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Cupla

Reported bugs

4 issues
  • Notifications not working as expected
  • Calendar dates and events not displaying correctly
  • Syncing issues between partner calendars
  • App freezing or crashing

Requested features

5 requests
  • More customization options (colors, widgets, etc.)
  • Ability to add more than 3 calendars (e.g. for kids)
  • Improved calendar view and navigation
  • Integration with other apps and calendars
  • Chat or notes feature for events

duo.

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Cupla

Subscriptions8
  • Monthly14 Days trial2 variants$4.991 Month
  • Monthly$4.991 Month
  • Monthly14 Days trial$5.991 Month
Show 5 more
  • Monthly$5.991 Month
  • Monthly$7.991 Month
  • Yearly14 Days trial2 variants$34.991 Year
  • Cupla Plus14 Days trial$39.991 Year
  • Yearly14 Days trial$44.991 Year
2 purchases

duo.

Subscriptions2
  • duo Pro14 Days trial$5.991 Month
  • duo Pro Yearly14 Days trial$39.991 Year

Questions

Is Cupla free?
Cupla is free to download, with in-app purchases available.
Is duo. free?
duo. is free to download, with in-app purchases available.
Which has better reviews, Cupla or duo.?
duo. is rated higher. Cupla averages 4.7 out of 5 from 2.3K ratings, while duo. averages 5.0 from 5 ratings.
Do Cupla or duo. have ads?
Neither Cupla nor duo. shows ads.
Which is updated more often, Cupla or duo.?
Cupla ships an update every 2 weeks, and duo. weekly. Most recently, Cupla was updated on November 13, 2026 and duo. on October 31, 2026.

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