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Report updated Jun 18, 2026

Weight-Monitor is a challenged medical app that is a paid app. Users particularly appreciate the rolling ten day average weight line provides helpful visual progress tracking for users, though persistent data entry failures and unit conversion errors prevent basic functionality for many users remains a common concern.

What is Weight-Monitor?

Weight-Monitor is a manual-entry health tracking app for iOS that plots weight trends and rolling averages for individual or household users.

Users hire this app to visualize weight progress without the recurring costs or complexity of subscription-based health platforms.

Current Momentum

v1.9 · 74mo ago

Zombie
  • No notable signals last 3 months.

Active Nemesis

Glucose Buddy Diabetes Tracker

Glucose Buddy Diabetes Tracker

By Azumio

Other Rivals

Blood Pressure Tracker •
Glucose | Blood Sugar Tracker
Blood Pressure Tracker SmartBP
Medisafe Medication Management
mySugr - Diabetes Tracker Log
Migraine Buddy: Track Headache
Blood Pressure Companion Pro
Finger Blood Pressure: BP Mate

7-Day Rank Pulse 🇺🇸

Medical

No ranking data

Rating Pulse 🇺🇸

No rating yet

Recent User Mood

What makes this app unique?

What Does It Look Like?

What Are The Key Features?

Rolling Average Weight TrackingDifferentiator

Calculates and plots a 10-day rolling average weight alongside daily entries to smooth out short-term fluctuations.

Required Weight Loss ProjectionStandard

Visualizes a target line based on user-defined start and end dates to indicate if the current trajectory meets the goal.

How much does it cost?

Paid
  • Single purchase at $1.99

The app utilizes a flat-fee paid model at $1.99 with no recurring subscription or in-app purchase gates.

What do users think recently?

Low confidence · 18 reviews analyzed

What is the recent mood?

Frustrated

Recent user voice shows a frustrated sentiment. Users appreciate the rolling ten day average weight line provides helpful visual progress tracking for users, but report persistent data entry failures and unit conversion errors prevent basic functionality for many users.

Limited review volume (18 reviews). Sentiment analysis will deepen as more data lands.

What is the competitive landscape for Weight-Monitor?

How's The Medical Market?

Market outlook for this category

Available very soon

The rivals identified

Nemeses(1)

Long-standing market presence with a massive user base and deep integration into the diabetes tracking niche.

Differentiators

  • Offers comprehensive diabetes-specific logging including insulin, medication, and blood glucose levels beyond simple weight tracking.
  • Integrates with external health platforms and hardware devices to automate data entry for chronic condition management.

Contenders(3)

Direct competitor in the medical logging space with a proven track record of high user engagement.

Differentiators

  • Features advanced trend analysis tools that visualize blood sugar fluctuations over time, surpassing basic weight graphing.
  • Includes customizable reminders and notification triggers to ensure consistent daily logging for chronic health management.
Blood Pressure Tracker • icon

App Sub 1 LLC

4.6(26.8K)

Strong market share in the medical tracking category with a focus on streamlined, dedicated health monitoring.

Differentiators

  • Utilizes a specialized UI optimized for rapid blood pressure entry that minimizes user friction during daily logging.
  • Supports multi-user profiles, allowing the app to serve households rather than just individual weight-tracking users.
Blood Pressure Tracker SmartBP icon

Evolve Medical Systems, LLC

4.5(55.6K)

High-frequency update cadence and specialized focus on blood pressure management represent a direct threat to health-tracking utility.

Differentiators

  • Provides professional-grade reporting features like PDF exports for doctor consultations which the target app lacks.
  • Maintains a high release velocity with ten updates in six months, ensuring rapid adaptation to iOS health standards.

Same space(3)

Adjacent medical utility that dominates the medication adherence space with high-frequency engagement.

Differentiators

  • Implements complex medication scheduling and family-sharing features that extend the app's utility to caregivers.
  • Uses a sophisticated notification engine to ensure adherence, which is a critical differentiator for health apps.
Migraine Buddy: Track Headache icon

Voluntis

4.8(64.8K)

Highly specialized symptom tracker that demonstrates how to build a loyal user base through specific medical focus.

Differentiators

  • Captures granular environmental and lifestyle triggers that correlate with symptom onset, providing actionable health insights.
  • Builds a community-driven data repository that helps users identify patterns beyond simple numeric logging.
mySugr - Diabetes Tracker Log icon

mySugr GmbH

4.5(134.1K)

Dominant medical tracking app that serves as a benchmark for user experience in the health logging category.

Differentiators

  • Gamified logging experience increases long-term retention compared to the target app's purely utilitarian weight-tracking approach.
  • Offers a robust ecosystem of connected devices and professional coaching services that create a high barrier to entry.

New entrants(1)

Emerging competitor leveraging high-frequency updates to gain traction in the competitive medical tracking landscape.

Differentiators

  • Explores hardware-agnostic data entry methods to lower the barrier for users without dedicated medical monitoring devices.
  • Aggressive update schedule suggests a rapid iteration strategy to identify and solve specific user pain points.

Compare Weight-Monitor against every rival

All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.

Go deeper

The outtake for Weight-Monitor

Strengths to defend, gaps to attack

Core Strengths

  • 10-day rolling average visualization provides a unique, smoothed progress metric
  • Multi-user tab support enables household-level utility

Critical Frictions

  • Persistent unit conversion errors
  • Data entry failures across sessions
  • Lack of intuitive UI design for long-term progress tracking

Growth Levers

  • Integration with iOS HealthKit to automate data entry
  • Export functionality for user data portability

Market Threats

  • High-frequency update cadence of competitors like SmartBP
  • Market shift toward automated, hardware-integrated health tracking

What are the next best moves?

highPivot

Rebuild data persistence logic because unit conversion and date-saving failures are the primary churn drivers → stabilize the core logging habit.

Sentiment analysis identifies data persistence as the #1 complaint theme.

Trade-off: Pause all UI-refresh tasks — core functionality must precede aesthetic improvements.

A counter-intuitive read

The app's lack of subscription-based monetization is its greatest risk, as it prevents the revenue generation needed to fund the high-frequency updates required to remain relevant in the Medical category.

Feature Gaps vs Competitors

  • Automated data syncing via HealthKit (available in Glucose Buddy but absent here)
  • PDF export for doctor consultations (available in SmartBP but absent here)

Key Takeaways

Weight-Monitor provides a useful rolling-average metric, but persistent data-persistence bugs render the app unreliable for daily use, so the PM must prioritize stability over new features to prevent further churn.

Where Is It Heading?

Declining

The health tracking market is consolidating around automated, API-integrated solutions that minimize user friction. Weight-Monitor's reliance on manual entry and its failure to persist user settings leaves it exposed to faster, more reliable competitors.

Persistent data entry failures in the latest version erode user trust, leading to negative sentiment and potential abandonment of the app.

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Weight-Monitor, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The app's competitive position has declined due to persistent technical bugs and a lack of development, shifting sentiment from neutral to negative.

declined

Sentiment and Stability Decline

shifted

Legacy Product Status

improved

Rolling Average Repositioning

added

Competitive Threats Identified

Cite this report

Marlvel.ai. “Weight-Monitor Intelligence Report.” Updated Jun 18, 2026. https://marlvel.ai/apps/weight-monitor

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