Comparison

Harmony vs HeartString

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

Head to head
About

Harmony

This AI-powered coaching app helps couples improve communication and resolve conflicts. It offers personalized guidance through interactive voice sessions, practical tools, and exercises for a more harmonious relationship.

Highlights
  • AI-powered voice coaching
  • Personalized guidance
  • 24/7 availability
  • Confidential and secure
  • Practical tools and exercises
Features
Read full description

AI Couples Coaching for Conflict Resolution Discover a harmonious path to conflict resolution with Harmony, the AI-powered coaching app designed specifically for couples. Transform your relationship dynamics by learning effective communication skills and resolving conflicts with ease. Why Choose Harmony? AI-Powered Voice Coaching: Experience interactive and engaging voice-guided sessions that mimic real-life coaching, making it easier to address and resolve conflicts. Personalized Guidance: Our AI adapts to your unique relationship needs, offering customized advice and strategies to improve your communication and conflict resolution skills. 24/7 Availability: Access expert guidance anytime, anywhere, without the need for appointments or scheduling hassles. Confidential and Secure: Your privacy is our priority. All conversations and data are securely encrypted to ensure your confidentiality. Practical Tools and Exercises: Benefit from a range of practical advice designed to help you and your partner communicate more effectively and resolve conflicts amicably. Whether you're navigating a difficult disagreement or simply looking to enhance your relationship, Harmony is here to guide you every step of the way.  Download now and start your journey towards a more harmonious and fulfilling relationship. Download Harmony Today and Transform Your Relationship! Terms of use: https://sites.google.com/view/term-and-use-harmony/home Privacy policy: https://sites.google.com/view/privacytermsofharmony/home

About

HeartString

Features
Read full description

HeartString is your personal guide to stronger relationships. Stay connected, learn how to have meaningful conversations, explore your feelings, and develop the skills to truly understand the people who matter most.

Screenshots

Harmony4 screens
HeartString4 screens

Verdict

The call

The clearest difference is in-app purchases: HeartString at none against Harmony's 1. HeartString also leads on update cadence (monthly vs every 5 months) and iOS requirement (15.0 vs 17.0). On price, 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. Harmony sells 1 in-app purchase, starting at $59.99 per year. HeartString asks for nothing beyond the download.

UpkeepUpdate frequency

Harmony ships an update every 5 months, HeartString monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 6 level
Harmony versus HeartString: the parameters behind the verdict, then further details
ParameterHarmonyHeartString
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size55 MB49 MB
Age rating9+4+
DeveloperLIMBIC APPS YAZILIM LIMITED SIRKETICrankApps, Inc.

In-app purchases

1 purchases

Harmony

Subscriptions1
  • Annual Subscription3 Days trial$59.991 Year
None

HeartString

No in-app purchases

Questions

Is Harmony free?
Harmony is free to download, with in-app purchases available.
Is HeartString free?
HeartString is free to download, with no in-app purchases.
Do Harmony or HeartString have ads?
Neither Harmony nor HeartString shows ads.
Which is updated more often, Harmony or HeartString?
Harmony ships an update every 5 months, and HeartString monthly. Most recently, Harmony was updated on October 24, 2026 and HeartString on October 25, 2026.

Other comparisons