Based on the users' reviews of the Haiku app, here are three cons and pros: **Cons:** 1. "Disappointing user experience with frequent crashes and slow performance." 2. "Limited customization options, making it hard to personalize the app." 3. "In-app purchases are overpriced, and some features are not worth the cost." **Pros:** 1. "Intuitive design makes it easy to create and manage tasks, even for beginners." 2. "Powerful features for task management, such as prioritization and reminders." 3. "Clean and minimalistic interface that prioritizes simplicity and ease of use." Note: The limitations are based on the 15-word constraint.