Discus Expert
Discus Fish Health Companion
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Worried about fin or skin issues, water quality, feeding choices, or not knowing what to do first?
Discus Expert is your discus fish assistant available when you need it to help your freshwater discus stay healthy and your tank stay stable.
Get clear, practical guidance whether you’re checking for early signs of trouble, tightening day-to-day care, or working through something that feels time‑sensitive.
With Discus Expert, you can:
• Snap a photo for Discus Health Diagnosis insights
• Use Ask Discus Expert chat for questions on water quality, feeding, behaviour, tank routines, and more
• Run Price checker for structured guidance around discus pricing context
• Use Water planner for logging, trends, and tailored guidance around changes and readings
• Open Cycle log (from Water planner) to track ammonia / nitrite / nitrate with phase hints and coach notes for newer setups
• Follow care checklists and routines on Home to build consistent habits
Discus Expert isn’t only for “bad days”. It’s a steady companion for better husbandry. The more context you share, the more tailored the guidance can feel over time.
Why Discus Expert?
• Catch problems earlier and reduce guesswork
• Support body condition, behaviour, feeding habits, and stable water
• Get focused, fish‑first guidance without digging through endless forums
Download Discus Expert and bring discus care into your routine whether you’re troubleshooting, planning ahead, or learning as you go.
Privacy Policy: https://geckoexpertapp.github.io/discus-expert/privacy-policy.html
Terms of Service: https://geckoexpertapp.github.io/discus-expert/terms-of-service.html
Subscription information
Discus Expert offers weekly and annual plans.
• Discus Expert Weekly Pro: $7.99/week, auto‑renews weekly
• Discus Expert Annual Pro: $59.99/year, auto‑renews annually
Manage or cancel anytime in your App Store account settings after purchase.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Yihong Lim, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- User Content
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Yihong Lim
- Size
- 57.6 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Discus Expert Annual Pro $59.99
- Discus Expert Weekly Pro $7.99
- Copyright
- © 2026 Yihong Lim