Comparison

Checkmate vs Strings

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

Head to head
About

Checkmate

Discover your compatibility with friends and potential partners. Answer questions about yourself and scan others to receive AI-calculated long-term odds for your relationships. Explore your best matches with this unique social networking tool.

Highlights
  • Answer personal questions
  • Scan friends and others
  • AI compatibility calculation
  • Long-term relationship odds
  • Match evaluation data
Features
Read full description

1. Answer questions about who you are and what you care about 2. Scan someone 3. Calculate your long-term odds together Powered by the Nobel Prize-winning technology behind the Marriage Pact. ▶ 157,300,000+ matches evaluated so far Scan anyone you want... until we change our minds (; Who's your best match? Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Strings

Features
Read full description

Strings is where events become shared experiences. Discover experiences curated for you, join communities you care about, and connect with the people who make every moment worth remembering. Discover What's Happening Find experiences personalized to your interests and location, or explore something new nearby. Meet People at Every Event It's not just about showing up — it's about who you meet when you get there. Capture Every Moment A shared gallery everyone contributes to. No more hunting through group chats for that one photo. See Who Stole the Show AI-powered recaps with awards, stats, and highlights from every event. Your Communities Stay connected to the communities that matter to you. See what's coming up, join the conversation, and find your people. Real-Time Chat Keep the conversation going before, during, and after. Zero-Commission Transactions Create and manage events with zero-commission ticketing. Learn more at https://strings.com/for-organizers If you had an account on Strings before, you'll be asked to migrate you account when you login with the same phone number.

Screenshots

Checkmate4 screens
Strings4 screens

Verdict

The call

The clearest difference is in-app purchases: Strings at none against Checkmate's 2. Strings also leads on device support (3 vs 1) and iOS requirement (15.5 vs 26.0). Checkmate's advantage is update cadence (every 4 days vs fortnightly). 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. Checkmate sells 2 in-app purchases, starting at $6.99 per 7 days. Strings asks for nothing beyond the download.

UpkeepUpdate frequency

Checkmate ships an update every 4 days, Strings fortnightly. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
Checkmate versus Strings: the parameters behind the verdict, then further details
ParameterCheckmateStrings
PriceFreeFree
Rating4.5 (995 ratings) — better—
Positive reviews31.1% of reviews—
Number of ratings995 — better—
Update frequencyEvery 4 days — betterFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationAd-supported—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.5 — better
Further details — not scored
Size39 MB89 MB
Age rating12+12+
DeveloperMarriage PactStrings Media Inc.

Bugs and requests

Checkmate

Reported bugs

4 issues
  • Unable to receive verification codes
  • Inability to answer new questions due to errors
  • Onboarding issues and lost progress
  • Compatibility scans not working for many users

Requested features

5 requests
  • Add MBTI or personality type feature
  • Allow users to search and add friends
  • Implement a 'send all' option for questions
  • Add privacy controls for scan updates
  • Improve retrospective analysis of compatibility

Strings

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Checkmate

Subscriptions2
  • Checkmate Gold$6.997 Days
  • Checkmate Gold$39.991 Year
None

Strings

No in-app purchases

Questions

Is Checkmate free?
Checkmate is free to download, with in-app purchases available.
Is Strings free?
Strings is free to download, with no in-app purchases.
Do Checkmate or Strings have ads?
Neither Checkmate nor Strings shows ads.
Which is updated more often, Checkmate or Strings?
Checkmate ships an update every 4 days, and Strings fortnightly. Most recently, Checkmate was updated on October 20, 2026 and Strings on October 12, 2026.

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