# Random Number Generator . vs WaterTool

The clearest difference is update cadence: Random Number Generator . at every 5 weeks against WaterTool's every 15 months. WaterTool's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Random Number Generator . sells 12 in-app purchases, starting at $1.99 per 7 days and WaterTool sells 4 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

Random Number Generator . ships an update every 5 weeks, WaterTool every 15 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Random Number Generator . | WaterTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (429 ratings)](https://appshunter.io/ios/app/random-number-generator/id1671445253/reviews)** | — |
| Number of ratings | **429** | — |
| Positive reviews | 74.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 15 months |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 56 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Natalia Jakubczyk-Gajewska](https://appshunter.io/developer/1307515292) | [Chai Kunnasit](https://appshunter.io/developer/666607479) |

## What reviewers say

### Random Number Generator .

[App page](https://appshunter.io/ios/app/random-number-generator/id1671445253)

Generate random numbers quickly and reliably with a clean, ad-free interface. Customize number ranges, choose whether numbers repeat, and use an optional timer for automatic generation. Ideal for various activities, from classroom games to decision-making.

**Highlights:** Customizable number range, Generate with or without repetitions, Large, clear display, Ad-free experience, Optional interval timer, Fast and reliable performance

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Premium Subscription | $1.99 | per 7 days |
| 1 Week Premium Subscription | $5.99 | per 7 days |
| 1 Week Premium Subscription | $6.99 | per 7 days |
| 1 Week Premium Subscription | $7.99 | per 7 days |
| Random Number Premium | $7.99 | per month |
| 6 Months Premium Subscription | $11.99 | per 6 months |
| Random Number Premium | $19.00 | per year |
| 3 Months Premium Subscription | $24.99 | per 3 months |
| 1 Year Premium Subscription | $24.99 | per year |
| 1 Year Premium Subscription | $29.99 | per year |
| 1 Year Premium Subscription | $49.99 | per year |
| Premium lifetime | $49.99 | one-time |

**What reviewers like**

- 💡 Simplicity and power
- 🚀 Efficient and reliable
- 👍 Great for games and challenges

**What reviewers complain about**

- 🔒 Paywall limits free usage
- 💰 Expensive subscription model
- 🐛 Occasional bugs and resets

**Reported bugs**

- Settings menu issues
- Unexpected resets and lockups

**Requested features**

- More customization options
- Wider range of number generation
- Clipboard integration for number sharing


### WaterTool

[App page](https://appshunter.io/ios/app/watertool/id6455259867)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium-1 Month | $0.49 | per month |
| Premium-3Months | $0.99 | per 3 months |
| Premium6Months | $1.99 | per 6 months |
| Premium-1Year | $2.99 | per year |


## Frequently asked questions

### Is Random Number Generator . free?

Random Number Generator . is free to download, with in-app purchases available.

### Is WaterTool free?

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

### Do Random Number Generator . or WaterTool have ads?

Neither Random Number Generator . nor WaterTool shows ads.

### Which is updated more often, Random Number Generator . or WaterTool?

Random Number Generator . ships an update every 5 weeks, and WaterTool every 15 months. Most recently, Random Number Generator . was updated on October 14, 2026 and WaterTool on October 6, 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.*