Delts vs Mom Clock
Side-by-side comparison of features, pros & cons, pricing, and community votes (2026).
🏆 Mom Clock leads with 718 upvotes

One red button runs your workout — with an AI coach
Delts is an innovative iPhone-based gym tracker designed for fitness enthusiasts seeking a streamlined workout experience. Its core feature is a single red button that, when pressed, initiates your workout session, allowing you to effortlessly log sets, reps, and RPE (Rate of Perceived Exertion). Once finished, your session is automatically timed, saved to your history, and calorie burn is estimated, making workout tracking simple and efficient. What sets Delts apart is its AI Coach, which analyzes your real workout data, progress, and goals. It can interpret photos of equipment, meals, or your form, providing personalized insights and guidance. Entirely built by an ACE Certified Personal Trainer, Delts offers a privacy-focused experience with all local features free forever, while AI-powered analysis is available as a premium feature. Its open-source nature and solo development make it a transparent and user-centric fitness app, ideal for those who want an easy-to-use yet intelligent workout companion.
Pros
- Simple, one-button interface for quick workout logging
- Automatic session timing and calorie estimation
- AI Coach provides personalized insights and form analysis
- All local features are free forever, respecting user privacy
- Open source and developed by a certified trainer
Cons
- AI features require a premium subscription, which may add cost
- Limited to iOS devices, no Android version
- Still emerging in features compared to mature fitness apps
Best for
- • Streamlining workout logging for busy gym-goers
- • Tracking progress over time with automatic session history
- • Getting personalized feedback on exercise form and routines
- • Monitoring calorie burn during workouts
Pricing: Delts offers all local features for free, with AI-powered analysis available through a premium subscription. Exact pricing details are not specified, but likely follow a freemium model with paid plans starting around a few dollars per month.

You said you'd do it. So why didn't you?
Mom Clock is a disciplined productivity app designed for individuals who struggle with procrastination and distractions. By combining strict reminders with app blocking features, it enforces accountability, making sure users follow through on their commitments. Unlike casual timers or reminder apps, Mom Clock acts as a virtual 'mom' watching over your shoulder, removing the ability to snooze or ignore tasks. This no-nonsense approach appeals to people tired of self-negotiation and seeking a firm hand to boost their focus and productivity. Ideal for those who need external pressure to stay on track, the app is particularly suited for students, remote workers, or anyone battling digital distractions. Its strong emphasis on discipline and real-time enforcement sets it apart from more lenient productivity tools, making it a powerful choice for individuals determined to break bad habits and build better routines.
Pros
- Strict enforcement of focus with no snooze or excuses
- Effective app blocking to eliminate distractions
- Simple, straightforward interface focused on discipline
- Good for self-motivated users who need external accountability
- Supports habit formation and breaking procrastination cycles
Cons
- May be too rigid for users who need flexibility
- Limited customization options for different workflows
- Potentially frustrating for those prone to stress over strict rules
Best for
- • Helping students stay focused during study sessions
- • Supporting remote workers in eliminating work distractions
- • Assisting individuals in breaking social media addiction
- • Enforcing break and work schedules for better time management
Pricing: Likely operates on a freemium model, offering basic features for free with optional paid plans that unlock additional customization or extended blocking options. Exact pricing details are not specified, but the model is common for productivity apps.