SELF by LFA vs Lean
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SELF by LFA
This app helps individuals manage lupus symptoms, stress, and medications. It offers tools, trackers, and information to improve energy and mood, and connect with a supportive community. Get customized tips to take control of your health journey.
- Symptom and medication tracking
- Stress management tools
- Energy and mood pattern discovery
- Customized self-management skills
- Community connection and Q&A
- Personalized tips via text
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SELF is a free app developed by the Lupus Foundation of America in partnership with ProChange Behavior Solutions to help people with lupus live their best lives. Rather than being controlled by lupus, you can feel in control. SELF is customized to help you better manage your lupus symptoms, stress, and medication --and work with your health care team. Whether you’re newly diagnosed or have been living with lupus for some time, SELF can help you: - Explore easy to use tools, trackers, information and support - Discover patterns that will improve your energy and your mood - Choose what self-management skills to work on - Create a new path on your self-management journey - Connect with your peers in the lupus community and get your questions answered by the Lupus Foundation of America’s health education specialists - Get customized tips via text
Lean
This app helps you understand daily weight fluctuations by identifying lifestyle patterns like sleep, stress, and training. It provides one focused daily action to guide your weight loss journey without generic meal plans.
- Daily check-ins
- Weight change explanations
- Focused daily actions
- Pattern tracking
- Pro insights for plateaus
- Behavior trend analysis
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The scale changed. What might be behind it? Lean Signal helps you understand everyday patterns that may affect your weight, including meals, sleep, sodium, training, stress, and changes in routine. A quick daily check-in gives you context for the number on the scale and one focused action for the day. Use Meal Signal to explore how a meal may fit into your broader pattern. Over time, your Body Profile and Signal Radar help you notice what’s changing without overreacting to normal day-to-day fluctuations. Lean Signal is designed for people working toward fat loss who want to stay consistent and better understand their progress. Features include: • Quick daily check-ins • Meal Signal insights • Explanations for possible causes of scale changes • One focused daily action • Body Profile and Signal Radar • Pattern tracking over time • Educational guidance on water weight, plateaus, and consistency SUBSCRIPTIONS Lean Signal offers monthly and annual auto-renewing subscriptions. Available pricing, any eligible introductory offer, and the terms of your purchase are shown before you subscribe. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless you cancel at least 24 hours before the end of the current period. You can manage or cancel it in your Apple Account subscription settings. Privacy Policy: https://app.lean-signal.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Lean Signal is a wellness app, not a medical device. It does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare professional about medical concerns.
Screenshots
Verdict
The clearest difference is rating: Lean at 5.0 against SELF by LFA's 3.0. Lean also leads on update cadence (every 6 days vs every 2 months). SELF by LFA's advantage is in-app purchases (none vs 2) and ratings volume (5 vs 1). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Lean sells 2 in-app purchases, starting at $6.99 per month. SELF by LFA asks for nothing beyond the download.
Lean holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: SELF by LFA has 5 ratings behind it against 1, so its average is the more settled of the two.
SELF by LFA ships an update every 2 months, Lean every 6 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | SELF by LFA | Lean |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 43 MB |
| Age rating | 17+ | 4+ |
| Developer | Pro-Change Behavior Systems, Inc. | Demetrius Deese |
Customer experience
SELF by LFA
Lean
In-app purchases
SELF by LFA
No in-app purchases
Lean
- Lean Signal Pro Monthly$6.991 Month
- Lean Signal Pro Annual7 Days trial$49.991 Year









