# Dot to Dot vs 90초암산왕

The clearest difference is review sentiment: 90초암산왕 at 100% against Dot to Dot's 64%. 90초암산왕 also leads on in-app purchases (none vs 10) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Dot to Dot sells 10 in-app purchases, starting at $7.49 per 7 days. 90초암산왕 asks for nothing beyond the download.

Dot to Dot ships an update monthly, 90초암산왕 every 4 days. The most recent releases landed on November 1, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Dot to Dot | 90초암산왕 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (11K ratings)](https://appshunter.io/ios/app/dot-to-dot-connect-the-dots/id1227734600/reviews)** | — |
| Number of ratings | **11K** | — |
| Positive reviews | 63.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 227 MB | 59 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dot to Dot s.r.o.](https://appshunter.io/developer/1324577403) | [HYUNWOO LEE](https://appshunter.io/developer/1592216709) |

## What reviewers say

### Dot to Dot

[App page](https://appshunter.io/ios/app/dot-to-dot-connect-the-dots/id1227734600)

Connect numbered dots to reveal a variety of images, from animals to famous landmarks. This app offers a relaxing and stress-relieving experience for all ages, with offline play available. Share your creations and enjoy brain training with a vast collection of puzzles.

**Highlights:** Over 500 unique dot-to-dot pictures, Themes include animals, vehicles, art, and places, Puzzles range from 300 to 2500 dots, Suitable for toddlers, kids, and adults, Offline play functionality, Stress relief and brain training benefits, Share completed pictures with friends

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dot To Dot - Weekly Premium | $7.49 | per 7 days |
| Dot2Dot Unlimited - Monthly | $17.99 | per month |
| Dot To Dot - Monthly Premium | $17.99 | per month |
| Dot2Dot Unlimited: Start offer | $29.99 | per year |
| Dot2Dot Unlimited - Yearly | $74.99 | per year |
| Buy 3 Clues | $0.99 | one-time |
| S clues pack | $0.99 | one-time |
| Coinpack 1 | $0.99 | one-time |
| M clues pack | $1.99 | one-time |
| L clues pack | $4.99 | one-time |

**What reviewers like**

- ⭐ Relaxing and enjoyable experience
- 🎨 Variety of puzzles and themes
- 🔢 Helps with counting and learning
- 🎉 Satisfying to complete the pictures

**What reviewers complain about**

- 🚫 Limited free content, need to pay for premium
- 🔍 Difficulty finding/connecting the dots
- 🤖 Frequent ads and pop-ups
- 🔌 Connectivity issues, 'no internet' errors

**Reported bugs**

- Puzzles not loading or showing 'no internet' error
- Subscription issues and inability to access paid content
- App crashing or freezing during use

**Requested features**

- More free puzzles and content
- Ability to choose puzzles freely
- Coloring feature after completing puzzles
- Improved performance and stability


### 90초암산왕

[App page](https://appshunter.io/ios/app/90/id6695733334)

Challenge yourself to solve as many math problems as possible within 90 seconds. Improve your calculation speed and accuracy across various addition, subtraction, multiplication, and division games. Compete with others on leaderboards and share your scores.

**Highlights:** Timed math challenges, 17 game modes, Addition, subtraction, multiplication, division, Leaderboards, Score sharing, Brain training

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

**In-app purchases:** none


## Frequently asked questions

### Is Dot to Dot free?

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

### Is 90초암산왕 free?

90초암산왕 is free to download, with no in-app purchases.

### Do Dot to Dot or 90초암산왕 have ads?

Dot to Dot shows ads; 90초암산왕 does not.

### Which is updated more often, Dot to Dot or 90초암산왕?

Dot to Dot ships an update monthly, and 90초암산왕 every 4 days. Most recently, Dot to Dot was updated on November 1, 2026 and 90초암산왕 on October 21, 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.*