# Random4Watch vs ComboReduce

The clearest difference is price: ComboReduce at Free against Random4Watch's $0.99. ComboReduce also leads on update cadence (every 2 months vs every 34 months). Random4Watch's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.6). On ads and device support there is nothing between them.

ComboReduce is free to download; Random4Watch costs $0.99 up front. ComboReduce sells 2 in-app purchases, starting at $1.99 per month. Random4Watch asks for nothing beyond the download.

Random4Watch ships an update every 34 months, ComboReduce every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Random4Watch | ComboReduce |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/comboreduce/id6757107116/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 2 months** |
| Monetization | — | Freemium |
| Size | 6 MB | 3 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TheCoolBytes](https://appshunter.io/developer/293697860) | [Didier ALCARAZ](https://appshunter.io/developer/1864570434) |

## What reviewers say

### Random4Watch

[App page](https://appshunter.io/ios/app/random4watch/id991297509)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### ComboReduce

[App page](https://appshunter.io/ios/app/comboreduce/id6757107116)

This tool helps organize and generate number grids for lotteries. It uses predefined combinatorial systems to reduce the number of grids based on your selected numbers. You can also check results against real draws.

**Highlights:** 5-number and 6-number formats, Select base numbers, Generate grids with predefined systems, Check results against real draws, Organize lottery numbers

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Annual | $17.99 | per year |


## Frequently asked questions

### Is Random4Watch free?

Random4Watch costs $0.99, with no in-app purchases.

### Is ComboReduce free?

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

### Do Random4Watch or ComboReduce have ads?

Neither Random4Watch nor ComboReduce shows ads.

### Which is updated more often, Random4Watch or ComboReduce?

Random4Watch ships an update every 34 months, and ComboReduce every 2 months. Most recently, Random4Watch was updated on October 29, 2026 and ComboReduce on October 30, 2026.

---

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