# Delta Dot vs CrossMath

The clearest difference is in-app purchases: Delta Dot at none against CrossMath's 5. Delta Dot also leads on ads (none vs shown) and review sentiment (100% vs 70%). CrossMath's advantage is update cadence (every 5 days vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CrossMath sells 5 one-off in-app purchases. Delta Dot asks for nothing beyond the download.

Delta Dot ships an update every 5 months, CrossMath every 5 days. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Delta Dot | CrossMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (129 ratings)](https://appshunter.io/ios/app/crossmath-math-crossword/id6473798005/reviews)** |
| Number of ratings | — | **129** |
| Positive reviews | **100.0% of reviews** | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 129 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phillip Wong](https://appshunter.io/developer/1501620506) | [BringNext LLC](https://appshunter.io/developer/1629847409) |

## What reviewers say

### Delta Dot

[App page](https://appshunter.io/ios/app/delta-dot/id1545727218)

A minimalist game challenges your recall by having you identify a single dot that changes color on a grid. Progress by correctly selecting the altered dot to advance through increasingly difficult levels.

**Highlights:** Memory testing gameplay, Simple grid interface, Increasing difficulty levels, Minimalist design, One-touch controls

**In-app purchases:** none


### CrossMath

[App page](https://appshunter.io/ios/app/crossmath-math-crossword/id6473798005)

This app offers a unique crossword experience where numbers replace words. Solve arithmetic equations to complete the grid, sharpening your mind with daily challenges. It's a fun blend of logic puzzles and math practice for all ages.

**Highlights:** Number-based crossword puzzles, Arithmetic equation solving, Daily brain training challenges, Hints and helper tools, Adaptive difficulty levels, Sleek, user-friendly interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $0.99 | one-time |
| 30 Hints | $1.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 100 Hints | $4.99 | one-time |
| Remove Ads | $8.99 | one-time |


## Frequently asked questions

### Is Delta Dot free?

Delta Dot is free to download, with no in-app purchases.

### Is CrossMath free?

CrossMath is free to download, with in-app purchases available.

### Do Delta Dot or CrossMath have ads?

CrossMath shows ads; Delta Dot does not.

### Which is updated more often, Delta Dot or CrossMath?

Delta Dot ships an update every 5 months, and CrossMath every 5 days. Most recently, Delta Dot was updated on October 4, 2026 and CrossMath on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*