# Random Number Generator + vs Jojo's Nail Studio

The clearest difference is price: Jojo's Nail Studio at Free against Random Number Generator +'s $1.99. Jojo's Nail Studio also leads on in-app purchases (none vs 6) and review sentiment (100% vs 85%). On update cadence, ads and device support there is nothing between them.

Jojo's Nail Studio is free to download; Random Number Generator + costs $1.99 up front. Random Number Generator + sells 6 one-off in-app purchases. Jojo's Nail Studio asks for nothing beyond the download.

Random Number Generator + ships an update every 4 months, Jojo's Nail Studio every 8 months. The most recent releases landed on September 24, 2026 and June 23, 2026 respectively.

## The numbers

| Metric | Random Number Generator + | Jojo's Nail Studio |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.6 (222 ratings)](https://appshunter.io/ios/app/random-number-generator-plus/id634324938/reviews)** | — |
| Number of ratings | **222** | — |
| Positive reviews | 85.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 53 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Rutkowskij](https://appshunter.io/developer/518370415) | [Tom Marchant](https://appshunter.io/developer/1299796941) |

## What reviewers say

### Random Number Generator +

[App page](https://appshunter.io/ios/app/random-number-generator-plus/id634324938)

This app generates random numbers within a specified range, perfect for games and decision-making. It offers various modes like dice rolls, coin tosses, and card draws, with additional features available through in-app purchases.

**Highlights:** Random number generation, Dice roll simulation, Coin toss, Spin the bottle, Card selection, Yes or No generator, Color generator

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Random order | $0.99 | one-time |
| Random letters | $0.99 | one-time |
| Random names | $0.99 | one-time |
| Random quotes | $0.99 | one-time |
| Random Words | $0.99 | one-time |
| Unlock all functions | $2.99 | one-time |

**What reviewers like**

- 👍 Multiple RNG options and generators
- 🎯 Simple and intuitive interface
- ⚡ Versatile functionality for various use cases
- 🎨 Visually appealing design
- 💰 Free with minimal ads

**What reviewers complain about**

- 🐛 Music interruption when app is used
- ⏱️ Long and unnecessary animations
- 🔄 Duplicate number generation in sequences
- 🎨 Overly bright icon design
- 📱 Portrait-only orientation

**Reported bugs**

- App crashes during use
- Music stops playing when app opens
- Spin the bottle feature malfunction
- Random color selector cycles through colors instead of randomizing
- Sound issues affecting background audio

**Requested features**

- No-repeat option for sequential selections
- Landscape mode support
- Optional or skippable animations
- Customizable number labels and ranges
- Random name generator


### Jojo's Nail Studio

[App page](https://appshunter.io/ios/app/jojos-nail-studio/id1439422457)

Easily book your next nail salon appointment anytime, anywhere. View the team, select your favorite stylist, and manage your account and past bookings. Get ready to look and feel great with just a few taps.

**Highlights:** Book appointments 24/7, Meet the team, Choose favorite stylist, Record of appointments, Manage account

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Random Number Generator + free?

Random Number Generator + costs $1.99, and also offers in-app purchases.

### Is Jojo's Nail Studio free?

Jojo's Nail Studio is free to download, with no in-app purchases.

### Do Random Number Generator + or Jojo's Nail Studio have ads?

Neither Random Number Generator + nor Jojo's Nail Studio shows ads.

### Which is updated more often, Random Number Generator + or Jojo's Nail Studio?

Random Number Generator + ships an update every 4 months, and Jojo's Nail Studio every 8 months. Most recently, Random Number Generator + was updated on September 24, 2026 and Jojo's Nail Studio on June 23, 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.*