Best Accountability Apps for Weight Loss in 2025
Want to lose weight and stay accountable? These top apps in 2025 use AI, personalized coaching, and tracking tools to help you reach your goals. Here's a quick breakdown:
- Ember: Daily AI calls for personalized diet and exercise adjustments.
- Noom: Psychology-based coaching with food and activity tracking.
- MyFitnessPal: Extensive food database and exercise integration.
- Fitbit Premium: AI-driven insights and goal adjustments with device syncing.
- BetterMe: Custom AI workouts, meal planning, and progress tracking.
Each app offers unique features like AI coaching, progress tracking, and diet integration. Whether you’re a beginner, tech-savvy, or busy professional, there’s an app tailored for your needs.
Quick Comparison
| App | AI Coaching | Progress Tracking | Diet Tools | Pricing (Monthly) |
|---|---|---|---|---|
| Ember | Daily AI calls | Personalized adjustments | Supports various diets | Contact for details |
| Noom | AI + human coaching | Weight, food, steps | Psychology-based food system | $70 |
| MyFitnessPal | Limited AI | Food, exercise, weight | 20M+ food database | Free/$19.99 Premium |
| Fitbit Premium | AI insights | Sleep, weight, calories | Device-integrated tracking | $9.99 |
| BetterMe | AI workouts | BMI, steps, sleep | Meal plans with recipes | $19.99 |
Choose the app that fits your lifestyle and goals, and start making progress today!
Top 5 AI Apps for Losing Weight 2023
1. Ember - Daily AI Calls for Weight Loss
Ember is an AI-powered weight loss coach designed to keep you on track with daily check-ins. These calls help you stay accountable by discussing your diet, exercise habits, and overall progress.
AI Coaching and Progress Tracking
With Ember, daily calls are more than just check-ins - they’re a chance to review your progress, tweak your plan, and get the support you need to stay focused. This system ensures your weight loss plan stays aligned with your goals.
Diet and Exercise Integration
Whether you’re following keto, intermittent fasting, or another diet, Ember adapts to your preferences. It combines your nutrition and exercise plans into one cohesive approach, making it easier to stick to your routine.
Pricing (USD)
The Daily Check-In plan includes:
- Daily AI coaching calls
- Personalized goal-setting discussions
- Guidance tailored to your diet and activity level
- Access to on-demand support calls
For the latest pricing and package details, reach out to Ember directly.
2. Noom
Noom provides a weight loss platform centered around psychology-based coaching and integrated tracking tools. Rather than just telling users what to eat, Noom focuses on understanding the reasons behind eating habits. Here's a closer look at the key features that set Noom apart.
AI Coaching
Noom combines AI-driven coaching with human support to create personalized strategies. Daily lessons and tailored plans are designed to align with individual goals and behaviors. Dr. Jeffrey Egler highlights:
"Noom is favored in the medical community for its unique combination of clinically proven medication and behavior change, which is critical for effective, long-term weight-loss".
Progress Tracking
Noom offers detailed tracking tools powered by AI to help users monitor their progress effectively:
- A database with over 1 million scannable barcodes for food logging
- Daily weight tracking with a recommendation to weigh in each morning
- Options to track monthly body measurements for areas like the waist, hips, chest, arms, and thighs
- Compatibility with popular fitness devices
In a study involving nearly 36,000 Noom Weight users, almost 80% reported weight loss, showcasing the importance of consistent tracking.
Diet and Exercise Integration
Noom integrates nutrition and physical activity seamlessly through:
- A color-coded food system and daily calorie adjustments based on exercise data
- Access to Noom Move, which includes over 1,000 on-demand fitness, meditation, and stretching classes
- A Muscle Defense program aimed at preserving muscle mass
Pricing (USD)
| Subscription Type | Features Included |
|---|---|
| Monthly Plan | • AI-powered food logging • Psychology-based coaching • Progress tracking tools • On-demand fitness classes • Access to Noom Move |
Note: Pricing can vary depending on subscription length and promotional offers. Contact Noom directly for the most up-to-date rates.
3. MyFitnessPal
MyFitnessPal is a popular app for tracking food intake and exercise, helping users stay accountable in their weight management journey. With a database of over 20 million foods and 3.5 million 5-star ratings, it has become a go-to tool for many.
Progress Tracking
The app includes several features to help you monitor your progress:
- Visual progress photos to see physical changes over time
- Weekly digests tailored to your eating habits and activity patterns
- Detailed tracking of calories, macronutrients, and water intake
These tools make it easier to connect your diet and exercise efforts in a meaningful way.
Registered Dietitian Stephanie Nelson highlights its benefits:
"Studies show people who keep a food diary are more likely to hit their goals. MyFitnessPal simplifies nutrition and calorie tracking, provides the data you want, and helps you make sense of it all."
Diet and Exercise Integration
MyFitnessPal connects your nutrition and fitness routines seamlessly:
- Calculates daily net calorie goals and syncs with devices like Fitbit, Garmin, Apple Watch, and Samsung Health
- Offers workout plans for all fitness levels
- Remembers frequently logged foods and exercises to save time
Community Support
The app’s impact is reflected in user feedback:
"Love this app. It keeps me on track with my nutritional goals." - Annette B.
"Can't lose weight and stay on track without it." - Jennie S.
Pricing (USD)
| Membership Tier | Monthly Cost | Annual Cost | Key Features |
|---|---|---|---|
| Free | $0 | $0 | • Basic food logging • Exercise tracking • Weight tracking |
| Premium | $19.99 | $79.99 | • Faster logging • Deeper insights • Custom macro goals • Goal customization |
| Premium+ | $24.99 | $99.99 | • All Premium features • Meal Planner • Meal prep tools |
The Premium+ tier, introduced in 2025, adds advanced meal planning tools for those looking for more structure in their weight loss efforts.
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4. Fitbit Premium
Fitbit Premium is an upgrade to the free Fitbit app, offering more detailed insights and personalized guidance.
AI Coaching
In 2025, Fitbit Premium introduced its Personal Health Large Language Model (LLM), developed with Google Research. This AI-powered tool provides:
- Customized workout tips based on your sleep and recovery patterns
- Dynamic goal adjustments that consider factors like illness or fatigue
- Interactive Q&A about your health data through Fitbit Labs
"We also see a huge potential for AI to help us drive the right recommendations for the goals you want to set. Because one of the biggest problems that we see in health, and I have this problem too, is getting users to stay focused and sticking with what they're trying to achieve." - Ajay Surie, Group Product Manager at Google
Progress Tracking
Fitbit Premium makes tracking progress easier with detailed metrics, including:
- Sleep analysis that includes restoration scores (making up 25% of the total sleep score)
- Custom health trends to monitor long-term progress
- Weight tracking with tools to set and manage goals
These features work together with your diet and exercise data to support effective weight management.
Diet and Exercise Integration
Fitbit Premium connects your nutrition and activity data for a well-rounded health plan:
- Food logging with US barcode scanning and macronutrient breakdowns
- Calorie tracking with personalized calorie deficit targets
- Workout content, including videos and audio sessions
Pricing (USD)
| Subscription | Cost | What's Included |
|---|---|---|
| Monthly | $9.99 | • Full workout library • Advanced sleep insights • AI-powered recommendations |
| Annual | $79.99 | • All monthly features • $40 annual savings • Exclusive content access |
When you purchase a new Fitbit device or Google Pixel Watch, you’ll also get a free 6-month Premium membership.
5. BetterMe
BetterMe combines AI-driven workouts with progress tracking to support weight loss goals.
AI Coaching
The app uses artificial intelligence to create tailored workout experiences:
- Custom Video Workouts: AI compiles personalized workout videos, offering step-by-step instructions and guidance on proper form.
- Tailored Plans: Based on your fitness goals, health preferences, mobility, and schedule, the app creates workout plans designed just for you.
"There's a video compilation of the app's library of exercises that's powered by AI but well done. The cuing and instruction is pretty good." – Nicole Davis, GGR Head of Content and Certified Personal Trainer
Progress Tracking
BetterMe helps you monitor your progress with detailed metrics:
- Health Stats: Track BMI, daily steps, heart rate, and sleep patterns.
- Challenge Updates: Receive daily reminders for weight loss challenges.
- Workout Scheduling: Plan and log your exercise sessions to stay consistent.
Diet and Exercise Integration
BetterMe goes beyond workouts by incorporating diet management:
- Offers meal planning with nutrition tracking to support weight loss.
- Includes over 20 meal plans with hundreds of recipes for various diets such as vegan, keto, diabetic, lactose-free, and more.
"With the BetterMe calorie calculator you will be able to track your daily calorie intake, which is connected to your 28-day customized meal plan. This will help you choose the right foods to lose excess weight gradually." – BetterMe
Pricing (USD)
| Subscription Type | Cost | Features |
|---|---|---|
| Monthly | $19.99 | • AI-powered workouts • Meal planning • Progress tracking |
| 4-Week Plan (Website) | $38.95 | • No trial period • PayPal payment option |
| 4-Week Plan (App Store) | $19.99 | • 7-day free trial • Full feature access |
Premium features, such as personal coaching, may add to the monthly cost, bringing it to around $30–$40. BetterMe has earned a strong 4.7-star rating on the App Store and is listed among Forbes' top 10 weight loss apps.
Features and Costs Comparison
Choosing the right app for your weight loss journey means looking at both features and pricing. Success often depends on having tools that fit your needs and a cost that feels reasonable.
Core Features Comparison
| Feature Category | Ember | Noom | MyFitnessPal |
|---|---|---|---|
| AI Coaching | Daily AI phone calls with on-demand support | AI-powered coaching | Limited AI coaching |
| Progress Tracking | Activity level monitoring and personalized goal discussions | Weight logging and step counting | Comprehensive food logging |
| Diet Tools | Supports various diets (e.g., keto, intermittent fasting) | Meal planning and food psychology | Extensive food database |
| Exercise Integration | Activity tracking | Workout recommendations | Exercise logging |
This table highlights how each app approaches coaching, tracking, and integration, giving you a clear idea of what to expect.
Subscription Costs and Premium Features
Noom:
- Standard Plan: $209 per year or $70 per month
- NoomMed: Extra $49 per month, plus medication costs
- Features: Focus on weight loss psychology and personalized coaching
MyFitnessPal:
- Free Version: Includes basic tracking tools
- Premium ($9.99/month): Offers advanced tracking and analytics
- Premium+: Adds enhanced meal planning options
Key Considerations
When picking an app, think about:
- How much time you're willing to commit
- Whether it works with your devices
- The level of personalized support you want
- How well it integrates with your current fitness tools
These comparisons show how tailored, AI-based support can enhance your weight loss efforts. Pricing often reflects the depth of personalization and accountability offered.
Summary and Recommendations
Weight loss apps come with a range of features designed to suit different needs and lifestyles. Here's how to pick the right one based on your profile:
For Beginners
If you're just starting out, look for apps that are easy to use and offer basic tools to guide you. Features to prioritize include:
- Simple food and exercise tracking
- Educational content and how-to guides
- Supportive community features
- Step-by-step progress tracking
- Basic tools for setting and managing goals
For Tech-Savvy Users
For those who enjoy technology and data, apps with advanced features and integration options are a great fit. Consider apps offering:
- Detailed performance metrics
- Integration with smart devices
- Customizable dashboards for tracking
- Insights based on your data
- Tools for setting and refining advanced goals
For Busy Professionals
If you have a packed schedule, convenience is key. Look for apps that save time with features like:
- Voice-activated logging
- Quick meal entry options
- Efficient coaching tools
- Simplified progress tracking
- Access to on-demand support
These categories can help you narrow down the best app for your specific needs.
Choosing Your App
"Weight loss apps can help people become aware of what they're actually eating, as well as the number of calories they consume, which is helpful because we generally underestimate the number of calories in some foods." - Dr. Deena Adimoolam, MD, Endocrinologist in Fair Lawn, New Jersey
FAQs
How do AI features in weight loss apps help users stay accountable and track progress?
AI features in weight loss apps provide personalized support to help users stay accountable and monitor their progress. They can create tailored diet and exercise plans, analyze meals, and offer real-time feedback to keep users on track. AI-powered tools also celebrate milestones and provide insights based on user data, making it easier to maintain motivation and achieve sustainable results.
Some apps even include virtual AI coaches that deliver customized guidance and encouragement, simulating the benefits of a personal trainer or nutritionist. These features are designed to adapt to your unique goals and habits, ensuring a more effective and engaging weight loss journey.
How can I choose the best weight loss app to fit my lifestyle and goals?
To find the best weight loss app for your needs, start by considering your personal goals - whether it's tracking meals, increasing activity, or staying motivated. Look for apps with features that match your priorities, such as AI coaching, meal planning, or integration with wearable devices.
Think about your budget too. Some apps offer free versions, while others require subscriptions or one-time payments. Make sure the app provides value for what you’re paying. Lastly, choose a solution that feels easy to use and aligns with your experience level - a good app should make your journey sustainable and enjoyable.
How do these apps' pricing models reflect the level of personalization and features they provide?
Pricing for accountability apps often correlates with the level of personalization and the range of features offered. Apps that include advanced tools like AI-driven coaching, detailed progress tracking, and robust community support typically come with higher subscription fees. These costs reflect the value of tailored experiences, such as customized diet plans or real-time feedback during your weight loss journey.
For users seeking long-term results, investing in apps with premium features can provide the motivation and guidance needed to stay on track. However, it's important to evaluate whether the app’s offerings align with your specific goals and budget to ensure you're getting the best value for your investment.