Comparison

ClusterUck vs Stacking Gains

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
Features
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

Stacking Gains

Effortlessly track your daily calorie, protein, carb, and fat intake. Log meals quickly, save presets, and set nutrition targets. Enhance your tracking with AI-powered meal descriptions, photo estimates, and barcode scanning with a premium subscription.

Highlights
  • Manual food logging and editing
  • Save meals as presets
  • Track daily nutrition totals
  • Set daily nutrition targets
  • AI meal description estimates
  • AI photo food estimates
  • Barcode scanning
Features
Read full description

Macro tracking, For busy people. Stacking Gains helps you keep track of calories, protein, carbs and fat without making food logging another project. Log a meal, save your usual foods, and see how your day adds up. START WITH THE BASICS — FREE • Log food manually and edit entries when you need to. • Save meals as presets and reuse recent foods. • Track your daily totals and look back through your food history. • Set your daily nutrition targets. DO MORE WITH SG PRO • Describe a meal and review an AI estimate before adding it. • Take or choose a food photo for an AI estimate. • Get 100 AI requests per calendar month, shared between text estimates, photos and nutrition reviews. Your allowance resets on the first of the month (UTC). • Scan supported food barcodes and check the serving size. • Save multiple nutrition modes and switch targets for different days. • Connect a compatible AI assistant to your food log, with permissions you choose and access you can revoke. BRING YOUR OWN ASSISTANT Use the setup guide to connect a supported assistant through a custom connection. Availability depends on the assistant and your plan with that provider. SG Pro does not include a separate AI assistant subscription. Public connector-directory availability may vary. CHECK THE ESTIMATE AI estimates are a starting point, not a measurement. Review ingredients, portions and macros before saving. Stacking Gains is for general nutrition tracking and is not medical advice. FOUNDING PRICING SG Pro is available monthly or annually. Eligible new subscribers can start with a 7-day free trial. If you choose the annual plan, the trial automatically becomes a paid annual subscription unless you cancel at least 24 hours before the trial ends. If you choose monthly, it becomes a paid monthly subscription. The app and Apple purchase sheet show your price, billing period and trial eligibility before you confirm. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel in your Apple account subscription settings. Any unused portion of a free trial is forfeited when you purchase a subscription, where applicable. Canceling stops renewal; access continues through the current paid or trial period, subject to Apple's terms. Existing early users retain their original barcode and mode features, plus their included monthly AI allowance. SG Pro adds the expanded allowance and assistant connections. Privacy: https://stackinggains.com/privacy/ Terms: https://stackinggains.com/terms/ Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://stackinggains.com/help/

Screenshots

ClusterUck4 screens
Stacking Gains4 screens

Verdict

The call

The clearest difference is in-app purchases: ClusterUck at none against Stacking Gains's 4. ClusterUck also leads on ratings volume (38 vs 3). Stacking Gains's advantage is update cadence (every 4 weeks vs every 3 months) and rating (5.0 vs 4.8). On price, ads and device support 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. Stacking Gains sells 4 in-app purchases, starting at $4.99 per month. ClusterUck asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stacking Gains holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: ClusterUck has 38 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 88% of ClusterUck's written reviews are positive against 100% of Stacking Gains's.

UpkeepUpdate frequency

ClusterUck ships an update every 3 months, Stacking Gains every 4 weeks. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

Scorecard7 real differences · 3 level
ClusterUck versus Stacking Gains: the parameters behind the verdict, then further details
ParameterClusterUckStacking Gains
PriceFreeFree
Rating4.8 (38 ratings)5.0 (3 ratings) — better
Positive reviews87.5% of reviews100.0% of reviews — better
Number of ratings38 — better3
Update frequencyEvery 3 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size14 MB59 MB
Age rating4+4+
DeveloperS.J.M. KolffJoshua Adams

Customer experience

ClusterUck

All ratings38 ratings
Positive97.4%
Neutral2.6%
Negative0.0%
Written reviews16 reviews
Positive87.5%
Neutral6.3%
Negative6.3%

Stacking Gains

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ClusterUck

No in-app purchases

4 purchases

Stacking Gains

Subscriptions4
  • SG Pro Monthly14 Days trial$4.991 Month
  • SG Pro Monthly7 Days trial$4.991 Month
  • SG Pro Annual14 Days trial$40.001 Year
Show 1 more
  • SG Pro Annual7 Days trial$40.001 Year

Questions

Is ClusterUck free?
ClusterUck is free to download, with no in-app purchases.
Is Stacking Gains free?
Stacking Gains is free to download, with in-app purchases available.
Which has better reviews, ClusterUck or Stacking Gains?
Stacking Gains is rated higher. ClusterUck averages 4.8 out of 5 from 38 ratings, while Stacking Gains averages 5.0 from 3 ratings.
Do ClusterUck or Stacking Gains have ads?
Neither ClusterUck nor Stacking Gains shows ads.
Which is updated more often, ClusterUck or Stacking Gains?
ClusterUck ships an update every 3 months, and Stacking Gains every 4 weeks. Most recently, ClusterUck was updated on November 2, 2026 and Stacking Gains on November 6, 2026.

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