Comparison

Collection Tracker Mobile App vs WetMath

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

Head to head
About

Collection Tracker Mobile App

Manage your Magic card collection directly from your mobile device. Add, delete, and organize cards and editions, with the ability to cache your collection for offline access. Sync your changes seamlessly with a local server instance.

Highlights
  • Manage card binders
  • Add/delete cards
  • Cache collection offline
  • Cache editions offline
  • Sync editions with server
  • Sync wishlist with server
Features
Read full description

Collection Tracker Mobile App tracks your Magic cards collection on finger tip! Used with a local instance of Collection Tracker Server. * Manages Binder * Add and delete card from collection * Cache a binder on the go * Cache your editions on the go * Sync your editions back with server * Sync your wishlist with you

About

WetMath

Features
Read full description

Stop guessing and start measuring. WetMath is the essential tool for freshwater and reef tank hobbyists who demand precision. Whether you’re aquascaping a new build or maintaining a delicate coral reef, WetMath provides the exact calculations you need to succeed. +1 ## Why WetMath? Built for Reefers & Aquarists: Specialized tools for salt mix adjustments, dosing, and flow rates. Simplified Planning: Calculate tank volume, substrate weight, and heater requirements in seconds. Save Money: Estimate your power costs and evaporation loss to optimize your setup. Privacy First: No accounts. No cloud. No tracking. Your data stays on your device. ## Essential Hobbyist Tools: Volume & Weight: Exact water and glass weight calculations for safety. Dosing & Chemistry: Salt mix adjustments (SG) and water weight conversions. Equipment Optimization: Pump flow, turnover rates, and heating/cooling needs. Substrate Calculator: Determine exactly how much sand or gravel you need. Operational Math: Evaporation estimators and power cost calculators. ## Universal Support Full support for both US Customary and Metric units. Designed for efficiency so you can spend less time on math and more time enjoying your aquatic life. Privacy Here is what we collect and why: App performance data: device type, OS version, app version, and coarse location derived from public IP address. This helps us understand where the app is being used, which devices are in use, and which app versions are active. This data is retained for up to 90 days on servers we control. Google Firebase Analytics: anonymized usage data, including screen views, used to understand which features are used and how often. Google Mobile Ads: the free version of the app displays banner ads. If tracking is disabled, ads may be less relevant. If tracking is allowed, ads may be more relevant. WireStix Pro removes ads. Support contact information: if you contact support, you may provide your name and email address so we can reply. We do not use support emails for tracking. Support emails are deleted when no longer needed, or within 2 years. Safety We use analytics and operational data to detect abuse, scraping, misuse, and other activity that could interfere with the app or our systems.

Screenshots

Collection Tracker Mobile App4 screens
WetMath4 screens

Verdict

The call

The clearest difference is in-app purchases: Collection Tracker Mobile App at none against WetMath's 2. Collection Tracker Mobile App also leads on ads (none vs shown). WetMath's advantage is update cadence (every 2 weeks vs every 23 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. WetMath sells 2 one-off in-app purchases. Collection Tracker Mobile App asks for nothing beyond the download.

UpkeepUpdate frequency

Collection Tracker Mobile App ships an update every 23 months, WetMath every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Collection Tracker Mobile App versus WetMath: the parameters behind the verdict, then further details
ParameterCollection Tracker Mobile AppWetMath
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 23 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size8 MB49 MB
Age rating9+4+
DeveloperXu KeNanoHawk

In-app purchases

None

Collection Tracker Mobile App

No in-app purchases

2 purchases

WetMath

One-time2
  • WetMath Pro Unlock$0.99
  • WetMath™ Pro Unlock$9.99

Questions

Is Collection Tracker Mobile App free?
Collection Tracker Mobile App is free to download, with no in-app purchases.
Is WetMath free?
WetMath is free to download, with in-app purchases available.
Do Collection Tracker Mobile App or WetMath have ads?
WetMath shows ads; Collection Tracker Mobile App does not.
Which is updated more often, Collection Tracker Mobile App or WetMath?
Collection Tracker Mobile App ships an update every 23 months, and WetMath every 2 weeks. Most recently, Collection Tracker Mobile App was updated on November 3, 2026 and WetMath on October 30, 2026.

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