# RANDOM.ORG vs RandLetter

The clearest difference is in-app purchases: RandLetter at none against RANDOM.ORG's 6. RandLetter also leads on rating (5.0 vs 4.6) and review sentiment (80% vs 59%). RANDOM.ORG's advantage is update cadence (every 3 months vs every 16 months) and ratings volume (1.3K vs 3). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. RANDOM.ORG sells 6 one-off in-app purchases. RandLetter asks for nothing beyond the download.

RandLetter holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: RANDOM.ORG has 1.3K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 59% of RANDOM.ORG's written reviews are positive against 80% of RandLetter's.

RANDOM.ORG ships an update every 3 months, RandLetter every 16 months. The most recent releases landed on September 26, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | RANDOM.ORG | RandLetter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.3K ratings)](https://appshunter.io/ios/app/randomorg/id641621861/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/randletter/id1228722641/reviews)** |
| Number of ratings | **1.3K** | 3 |
| Positive reviews | 59.2% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 16 months |
| Monetization | Free | Free |
| Size | 14 MB | 4 MB |
| Requires iOS | 15.0 | **14.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RANDOM.ORG](https://appshunter.io/developer/641621864) | [Inmitto AS](https://appshunter.io/developer/972398064) |

## What reviewers say

### RANDOM.ORG

[App page](https://appshunter.io/ios/app/randomorg/id641621861)

Generate certified true random numbers and use various randomizing tools. This app provides a coin flipper, dice roller, card shuffler, lotto quick pick, integer generator, and list randomizer, all powered by atmospheric noise for high-quality randomness.

**Highlights:** Certified true randomness, Coin flipper, Dice roller, Card shuffler, Lotto quick pick, Integer generator, List randomizer

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Card Shuffler | $0.99 | one-time |
| Integer Generator | $0.99 | one-time |
| Dice Roller | $0.99 | one-time |
| List Randomizer | $0.99 | one-time |
| Lotto Quick Pick | $0.99 | one-time |
| All Randomizers | $2.99 | one-time |

**What reviewers like**

- 🚀 Truly random
- 👍 Reliable and trustworthy
- 🚀 Convenient and easy to use
- 💡 Useful for various applications (music practice, gaming, decision-making)

**What reviewers complain about**

- 💰 Paid features required for full functionality
- 🐛 Occasional crashes or bugs
- 🔍 Limited customization options
- 🔍 Lack of offline functionality

**Reported bugs**

- Random number generation issues (repeating numbers, inconsistent behavior)
- Compatibility problems with newer iOS versions
- Crashes when using certain features

**Requested features**

- Ability to paste long lists for randomization
- Support for multiple types of dice and dice rolling
- Customizable default settings
- Offline mode or local data storage
- Improved list management (sorting, reordering, etc.)


### RandLetter

[App page](https://appshunter.io/ios/app/randletter/id1228722641)

Generate random letters for games or creative writing. This utility allows you to exclude specific letters and includes a countdown timer for gameplay.

**Highlights:** Random letter generation, Blacklist letters, Countdown timer, Kennedy Games support, Name generation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RANDOM.ORG free?

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

### Is RandLetter free?

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

### Which has better reviews, RANDOM.ORG or RandLetter?

RandLetter is rated higher. RANDOM.ORG averages 4.6 out of 5 from 1.3K ratings, while RandLetter averages 5.0 from 3 ratings.

### Do RANDOM.ORG or RandLetter have ads?

Neither RANDOM.ORG nor RandLetter shows ads.

### Which is updated more often, RANDOM.ORG or RandLetter?

RANDOM.ORG ships an update every 3 months, and RandLetter every 16 months. Most recently, RANDOM.ORG was updated on September 26, 2026 and RandLetter on June 1, 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.*