JoiApp vs Check79
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
JoiApp
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Joi - Wellness Reflection and Daily Check-In Joi is a wellness and lifestyle app that helps users build a more consistent self-reflection routine through guided check-ins, structured questionnaires, and personal wellness insights. Designed for everyday use, Joi helps users pause, reflect, and better understand their patterns over time. What Joi Offers Guided Reflection Tools Joi includes optional guided reflection features that support users in pausing and checking in with themselves during the day. Wellness Check-Ins and Questionnaires Joi includes structured wellness questionnaires and daily check-in tools to help users reflect on mood, stress, and daily wellbeing over time. Personalized Wellness Support Based on user responses, Joi provides reflection prompts, action items, and general wellness suggestions to support healthier routines and emotional awareness. Trend Tracking and Reports Joi organizes check-in history and wellness trends in a clear format, including downloadable PDF summaries for personal reference. Bilingual Experience Joi supports both Korean and English for users in Korea and abroad. How Joi Can Help Build a more regular self-reflection habit Track personal wellness check-ins over time Review mood and stress patterns in a structured way Receive reflection prompts and wellness suggestions Develop steadier daily routines What Joi Aims to Be Joi is not about judgment or pressure. It is a tool for reflection, awareness, and more thoughtful self-care. Joi is designed to be a calm companion for your daily wellness routine. Important Notice Joi is a wellness self-reflection and support tool. It does not provide medical diagnosis, treatment, or emergency support. Always seek a doctorβs advice in addition to using this app and before making any medical decisions. If you are in crisis or need urgent care, contact local emergency services immediately. Customer Support Inquiries and Feedback: Settings -> Customer Support Data Management: Settings -> Data Management Subscription Information JoiApp Premium is an auto-renewing subscription, offered as a monthly or an annual plan. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period, at the price shown in the app for your region. You can manage your subscription and turn off auto-renew in your Apple Account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://joiapp.net/privacy-policy
Check79
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Check79 is a private, local-first mental-health tracking app built around daily yes/no logging for the PHQ-9 and GAD-7. Instead of relying on memory to answer βover the last two weeks,β Check79 helps you log symptoms one day at a time and then rebuilds rolling 14-day scores and trends automatically. Use Check79 to: - Complete a quick daily check-in - Backfill past days from the calendar - Review a timeline of saved entries - See rolling PHQ-9 and GAD-7 reports - Inspect how each questionnaire item maps into the 14-day score - Add notes and support resources - Import and export your data in JSON or CSV - Check79 is designed for personal tracking, reflection, and preparing for conversations with a clinician. Your data stays on your device by default, with no account required. Check79 is not a diagnostic tool and does not provide medical advice, treatment, or crisis support. If you are in immediate danger or need urgent help, contact local emergency services or a qualified professional.
Screenshots
Verdict
The clearest difference is device support: JoiApp at 2 against Check79's β. On price, in-app purchases and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | JoiApp | Check79 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | β |
| Ads | No | β |
| In-app purchases | No | No |
| Devices | iPhone, iPad β better | β |
| Requires iOS | 16.0 β better | 17.6 |
| Further details β not scored | ||
| Size | 69 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Szupia Inc. | David Discher |
In-app purchases
JoiApp
No in-app purchases
Check79
No in-app purchases









