DuoSync vs Mio
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
DuoSync
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Answer in private. Reveal together. Find out what you never asked. One question a day. Two private answers. One reveal. Five minutes that turn into the conversation you have been meaning to have. NEW: THE ENVELOPE Write your first answer, seal it, send the link. Your partner answers before opening yours. Then you both see everything at once. No account needed to start. HOW IT WORKS You both answer the same question, each on your own phone. Nothing shows until you have both answered. Then you reveal together: the surprise, the laugh, the "I never knew that about you." WHAT'S INSIDE ⢠678 questions, each one reviewed for depth and safety ⢠64 themes in 10 universes, from Dreams & Goals to After Dark ⢠A new daily question every morning ⢠3 games for two: Sync Mode (answer, then reveal), The Thread (write a story turn by turn), Read Me (how well do you really know each other?) ⢠Voice notes: hear the tone, the pause, the laugh ⢠Couple Tree: watch it grow from first Sprout to Blooming ⢠Moments: keep your favorite reveals ⢠Weekly letters that sum up your week together FOR EVERY KIND OF "US" ⢠New couples who want to skip months of small talk ⢠Long-distance couples who need more than "how was your day?" ⢠Couples together for years who want to be surprised again PRIVATE BY DESIGN No feed. No public profile. No strangers. Your answers belong to the two of you. DUOSYNC PREMIUM Unlocks all 64 themes, every game, voice notes and weekly letters. One subscription covers both partners. ⢠Weekly: $1.99/week ⢠Monthly: $4.99/month, 7-day free trial ⢠Annual: $44.99/year, 7-day free trial (save 24% vs monthly) Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel in Settings > Apple ID > Subscriptions Privacy Policy: https://duosync.app/privacy Terms of Use: https://duosync.app/terms
Mio
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Mio is a warm and beautifully designed conversation app for couples. Choose a deck, swipe through meaningful question cards, and talk together at your own pace. Araya is made for couples who want to feel closer, understand each other better, laugh together, and have deeper conversations without pressure. It is designed for one phone and two people sitting side by side. No accounts. No partner invite. No online setup. Just open the app, choose a deck, and start talking. What you can do with Araya: ⢠Choose from thoughtful conversation decks ⢠Swipe through beautiful question cards ⢠Explore light, playful, deep, romantic, and serious topics ⢠Save your favorite questions for later ⢠Continue where you left off ⢠Use it offline with no login required ⢠Switch between English and Turkish Araya includes questions for: ⢠Date nights ⢠Getting to know each other better ⢠Daily closeness ⢠Playful moments ⢠Trust and emotional safety ⢠Boundaries ⢠Family and values ⢠Marriage expectations ⢠Before-marriage conversations ⢠Repairing after an argument ⢠Weekly relationship check-ins ⢠Future dreams ⢠Warm memories and gratitude Araya is not a dating app, not therapy, not a spicy truth-or-dare game, and not a generic quiz app. It is a calm, private, premium space for meaningful conversations between two people who care about each other. Available in English and Turkish. No login. No account. No internet required. Just you two, one phone, and a conversation worth having.
Screenshots
Verdict
The clearest difference is in-app purchases: Mio at none against DuoSync's 3. Mio also leads on update cadence (monthly vs every 5 months). DuoSync's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. DuoSync sells 3 in-app purchases, starting at $1.99 per 7 days. Mio asks for nothing beyond the download.
DuoSync ships an update every 5 months, Mio monthly. Both last shipped on October 24, 2026.
| Parameter | DuoSync | Mio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Monthly ā better |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPod ā better | iPhone |
| Requires iOS | 15.1 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 99 MB | 4 MB |
| Age rating | 17+ | 9+ |
| Developer | Three Four Sarl | Kamil Caglar |
In-app purchases
DuoSync
- DuoSync Weekly$1.997 Days
- DuoSync Monthly7 Days trial$4.991 Month
- DuoSync Yearly7 Days trial$44.991 Year
Mio
No in-app purchases









