# CalcGrid - Number Puzzles — Cross Math Brain Teasers

> Cross Math Brain Teasers (iPhone/iPad app by Kevin Merz.)

- Source: https://appshunter.io/ios/app/calcgrid-number-puzzles/id6763901628 (this page in markdown: same URL + `.md`)
- Developer: [Kevin Merz](https://appshunter.io/developer/1642543757)
- Category: Games, Education, Family, Puzzle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 5 MB
- Languages: American English
- Released: 2026-04-28
- Data updated: 2026-06-15
- User reviews in markdown: https://appshunter.io/ios/app/calcgrid-number-puzzles/id6763901628/reviews.md

## What is CalcGrid?

Sharpen your mind with CalcGrid — the smart cross-math puzzle game that mixes logic, numbers, and a dash of strategy. Place numbers on the grid so every row and column adds up. Easy to learn, hard to put down.

Whether you have two minutes in line or twenty on the couch, CalcGrid delivers a fresh puzzle every time. The algorithm generates infinite puzzles across multiple difficulty levels, so you'll never run out of new challenges.

KEY FEATURES
• Infinite puzzles — algorithmically generated, never the same twice
• Five difficulty levels — from quick warm-ups to expert workouts
• Daily Challenge — one fresh puzzle a day, build your streak
• Personal stats — track solve times, streaks, and progress
• Smart hints — get unstuck without giving up
• Beautiful themes — Classic, Dark, Neon, Minimal, Retro
• Haptic feedback and subtle sound — feels great in your hand
• 100% offline — no signup, no ads, no tracking
• Privacy first — nothing leaves your device

WHY YOU'LL LOVE IT
CalcGrid is built for puzzle lovers who want more than another sudoku clone. Every puzzle is a tight little math problem you can actually solve — no luck, just logic. The clean design stays out of your way so you can focus on the numbers.

PRO UNLOCK (OPTIONAL ONE-TIME PURCHASE)
Unlock unlimited hints, all premium themes, detailed statistics, and the time-pressure Challenge Mode with a single one-time purchase — no subscription, no recurring charges.

The free version gives you all difficulties, unlimited puzzles, and the Daily Challenge. Pro is for fans who want extra polish.

PERFECT FOR
• Quick brain breaks during the day
• Building a daily puzzle habit
• Sharpening mental math
• Anyone who loves logic puzzles, kakuro, or cross-math

Download CalcGrid now and crack today's puzzle.

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Privacy Policy & Terms of Use:
https://merzkevin.de/privacy-CalcGrid.html

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Unlock | $3.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-04-28

No release notes.

## More apps by Kevin Merz

- [Swing it! - Rope jumping](https://appshunter.io/ios/app/swing-it-rope-jumping/id1642543665)
- [Rainbow Stacking](https://appshunter.io/ios/app/rainbow-stacking/id1644587632)
- [Lit Jump](https://appshunter.io/ios/app/lit-jump/id1644601561)
- [Hanger.io](https://appshunter.io/ios/app/hangerio/id6444218604)
- [Build This - Block Adventure](https://appshunter.io/ios/app/build-this-block-adventure/id6444769304)
- [Edges - Jumping Stairs](https://appshunter.io/ios/app/edges-jumping-stairs/id6444803938)

All apps by Kevin Merz: https://appshunter.io/developer/1642543757

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-15.*