# 1A2B Watch vs Card Sort Jam

The clearest difference is review sentiment: 1A2B Watch at 100% against Card Sort Jam's 43%. 1A2B Watch also leads on in-app purchases (none vs 10) and ads (none vs shown). Card Sort Jam's advantage is price (Free vs $1.99) and iOS requirement (12.0 vs 17.0). On device support there is nothing between them.

Card Sort Jam is free to download; 1A2B Watch costs $1.99 up front. Card Sort Jam sells 10 one-off in-app purchases. 1A2B Watch asks for nothing beyond the download.

1A2B Watch ships an update every 5 days, Card Sort Jam every 11 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 1A2B Watch | Card Sort Jam |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (117 ratings)](https://appshunter.io/ios/app/card-sort-jam-solitaire-puzzle/id6755872691/reviews)** |
| Number of ratings | — | **117** |
| Positive reviews | **100.0% of reviews** | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 11 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 267 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuchi Kuo](https://appshunter.io/developer/1179277813) | [PicoPoch Co., Ltd.](https://appshunter.io/developer/1647525401) |

## What reviewers say

### 1A2B Watch

[App page](https://appshunter.io/ios/app/1a2b-watch/id6535666367)

Engage in a logic-based number guessing game designed for your watch. Test your deductive skills to crack a four-digit code with a clean interface and smooth gameplay.

**Highlights:** Guess the 4-digit number, Logic and code-cracking gameplay, Smooth and beautiful design, Swipe-to-play controls, Number guessing game with friends

**Features:** Apple Watch app

**In-app purchases:** none


### Card Sort Jam

[App page](https://appshunter.io/ios/app/card-sort-jam-solitaire-puzzle/id6755872691)

Organize a jumble of cards into their correct categories by thinking fast and using strategy. Test your knowledge across a huge variety of topics with limited moves. Enjoy a relaxing mental workout with addictive gameplay.

**Highlights:** Card sorting into categories, Knowledge and strategy testing, Limited moves per level, Huge variety of categories, Simple drag and drop gameplay, Relaxing atmosphere

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Coin Pack 01 | $1.99 | one-time |
| Special Offer Bundle | $2.99 | one-time |
| Gold Coin Pack 02 | $4.99 | one-time |
| No ads | $6.99 | one-time |
| Starter Pack 02 | $10.99 | one-time |
| Starter Pack 01 | $12.99 | one-time |
| Silver Gift Pack 01 | $17.99 | one-time |
| Gold Coin Pack 04 | $19.99 | one-time |
| Platinum Gift Pack 01 | $49.99 | one-time |
| Diamond Gift Pack 01 | $99.99 | one-time |


## Frequently asked questions

### Is 1A2B Watch free?

1A2B Watch costs $1.99, with no in-app purchases.

### Is Card Sort Jam free?

Card Sort Jam is free to download, with in-app purchases available.

### Do 1A2B Watch or Card Sort Jam have ads?

Card Sort Jam shows ads; 1A2B Watch does not.

### Which is updated more often, 1A2B Watch or Card Sort Jam?

1A2B Watch ships an update every 5 days, and Card Sort Jam every 11 days. Most recently, 1A2B Watch was updated on October 7, 2026 and Card Sort Jam on October 24, 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.*