Comparison

ClusterUck vs Achy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ClusterUck

This app provides a comprehensive tool for individuals experiencing recurring headaches to log and monitor their episodes in detail. It allows for tracking duration, pain location, triggers, symptoms, medications, and even weather data. Gain insights into your headache patterns through clear data analysis and easily share reports with healthcare providers.

Highlights
  • Detailed headache episode logging
  • Track duration, pain location, triggers
  • Record symptoms and medications
  • Monitor weather data for insights
  • Analyze headache patterns with graphs
  • Export reports in PDF/CSV format
Read full description

ClusterUck: Comprehensive Solution for Headache Tracking ClusterUck offers a complete, user-friendly solution for recording and managing cluster headaches and other headache conditions. Designed for those who experience recurring headaches, ClusterUck enables detailed logging and precise monitoring of each episode. • Detailed Tracking: Record essential information for each headache episode: • Attack Duration • Pain Location (specific areas such as temples, forehead, etc.) • Potential Triggers (e.g., food, stress, sleep patterns) • Symptoms (such as nausea, sensitivity to light/sound) • Medications Taken (type, dosage, and effectiveness) • Weather Data (for insights on weather-related factors) • Data Analysis and Insights: Analyze your headache patterns with clear, easy-to-read graphs that provide insights into attack duration, severity, and frequency over time. • Export and Share Options: Easily share your headache records with a healthcare provider by exporting reports in PDF or CSV format, enabling quick and effective professional review. With ClusterUck, you have the tools to capture critical information for improved headache management.

About

Achy

Easily track headache occurrences, symptoms, and potential triggers. Visualize your data with charts and graphs, and generate PDF reports for your healthcare provider. Customize the app to suit your needs and maintain a detailed headache log.

Highlights
  • Headache tracking and logging
  • Customizable variables
  • Data visualization with charts
  • PDF report generation
  • Calendar view
  • Data import and export
Features
Read full description

Achy: Your Companion in Headache Management Primary Features: Headache Tracking: Log and monitor your headache occurrences with ease. Customization: Add in variables relevant to your headaches, to tailor Achy to suit your needs. Interactivity: Designed with user friendliness in mind. Nearly everything in Achy is interactive and descriptive. Headache Metrics: Visualize your headache data through charts and graphs. Import and Export: Seamlessly transfer your headache data to a new device or service, or bring your existing data into Achy. PDF Reports: Generate detailed PDF reports to share with your healthcare professional for better treatment recommendations. Calendar View: View your headache history from various perspectives. Themes: Theme Achy with a variety of color palettes to match your style. And more... Our Mission: Achy is dedicated to empowering individuals by providing a seamless way to document headache occurrences, symptoms, and potential triggers. With Achy, users can maintain detailed headache logs, offering healthcare professionals clear and interpretable data. This facilitates a collaborative approach to identifying patterns and tailoring treatment strategies. Achy prioritizes ease of use with an intuitive interface, ensuring that tracking your headache history is straightforward. We are committed to enhancing the well-being of our users by bridging the gap between patients and healthcare providers, contributing to effective headache management and improved quality of life. Privacy and Security: Privacy and security are paramount. We adhere to strict data protection measures, ensuring your data is stored only on your phone by default. Privacy Policy: https://atomsparksoftware.com/achy_privacy_policy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

ClusterUck4 screens
Achy4 screens

Verdict

The call

The clearest difference is in-app purchases: ClusterUck at none against Achy's 6. Achy's advantage is review sentiment (100% vs 85%). On price, rating, ratings volume and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Achy sells 6 in-app purchases, starting at $4.99 per year. ClusterUck asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for ClusterUck against 4.9 for Achy. Both are backed by a comparable volume of ratings — 38 and 18 respectively. Written reviews are what separate them: 85% of ClusterUck's written reviews are positive against 100% of Achy's.

UpkeepUpdate frequency

ClusterUck ships an update every 3 months, Achy every 5 months. Both last shipped on September 9, 2026.

Scorecard3 real differences · 7 level
ClusterUck versus Achy: the parameters behind the verdict, then further details
ParameterClusterUckAchy
PriceFreeFree
Rating4.8 (38 ratings)4.9 (18 ratings) — better
Positive reviews84.6% of reviews100.0% of reviews — better
Number of ratings38 — better18
Update frequencyEvery 3 months — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size6 MB69 MB
Age rating9+4+
DeveloperS.J.M. KolffAtom Spark Software, LLC.

Customer experience

ClusterUck

All ratings38 ratings
Positive97.4%
Neutral2.6%
Negative0.0%
Written reviews13 reviews
Positive84.6%
Neutral7.7%
Negative7.7%

Achy

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ClusterUck

No in-app purchases

6 purchases

Achy

Subscriptions3
  • Wellness Warrior$4.991 Year
  • Migraine Maverick$9.991 Year
  • Headache Hero$19.991 Year
One-time3
  • Relief Supporter$0.99
  • Comfort Contributor$2.99
  • Pain Relief Partner$4.99

Questions

Is ClusterUck free?
ClusterUck is free to download, with no in-app purchases.
Is Achy free?
Achy is free to download, with in-app purchases available.
Which has better reviews, ClusterUck or Achy?
Achy is rated higher. ClusterUck averages 4.8 out of 5 from 38 ratings, while Achy averages 4.9 from 18 ratings.
Do ClusterUck or Achy have ads?
Neither ClusterUck nor Achy shows ads.
Which is updated more often, ClusterUck or Achy?
ClusterUck ships an update every 3 months, and Achy every 5 months. Most recently, ClusterUck was updated on September 9, 2026 and Achy on September 9, 2026.

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