Mathrax vs Cover Train
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Mathrax
This logic puzzle game challenges you to fill grids with numbers based on specific mathematical and parity rules. It offers a variety of board sizes, difficulty levels, and hundreds of puzzles with features like automatic error highlighting and time tracking.
- Number placement logic puzzles
- Mathematical operation constraints
- Parity (even/odd) rules
- Multiple board sizes and difficulty levels
- Hundreds of unique levels
- Automatic error highlighting
- Autosave functionality
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Mathrax is a logic puzzle. The goal is to fill in each cell with numbers from 1 to N, where N is the size of the puzzle's side. No number may appear twice in any row or column. Circles with additional conditions may appear on intersections of lines inside the grid. - A number and a sign of mathematical operation (addition, subtraction, multiplication, division) - a number is a result of an operation execution with numbers in diagonally adjacent cells. - A letter "E" ("even") - all numbers in four cells are even. - A letter "O" ("odd") - all numbers in four cells are odd. **** Mathrax features **** # Content - 6 different sizes of board - 5 difficulty levels - more than 500 levels # Features - Highlight wrong number automatically - Autosave the process of unfinished levels - Record best completion time for each level # Challenge - Game Center Achievements - Try to complete as many levels as possible
Cover Train
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Match the trains with the right colors! Addictive fun puzzle!
Screenshots
Verdict
The clearest difference is in-app purchases: Cover Train at none against Mathrax's 1. Cover Train also leads on iOS requirement (14.0 vs 17.0). 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
Both are free to download. Mathrax sells 1 one-off in-app purchase. Cover Train asks for nothing beyond the download.
| Parameter | Mathrax | Cover Train |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 months | — |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | Stanley Lam | DK Bilgi Teknolojileri |
In-app purchases
Mathrax
- Upgrade to Full Version$0.99
Cover Train
No in-app purchases









