# RedLight vs Spell Check

The clearest difference is price: Spell Check at Free against RedLight's $0.99. Spell Check also leads on update cadence (every 2 months vs every 16 months). RedLight's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Spell Check is free to download; RedLight costs $0.99 up front. Spell Check sells 3 in-app purchases, starting at $1.99 per 7 days. RedLight asks for nothing beyond the download.

RedLight ships an update every 16 months, Spell Check every 2 months. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | RedLight | Spell Check |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.4 (547 ratings)](https://appshunter.io/ios/app/spell-check-spellwise/id1538292887/reviews)** |
| Number of ratings | — | **547** |
| Positive reviews | — | 35.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 20 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [domesticusdevelop](https://appshunter.io/developer/373834594) | [Senol Cagir](https://appshunter.io/developer/1240140029) |

## What reviewers say

### RedLight

[App page](https://appshunter.io/ios/app/redlight/id374982373)

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

**In-app purchases:** none


### Spell Check

[App page](https://appshunter.io/ios/app/spell-check-spellwise/id1538292887)

This AI-powered tool enhances your writing by correcting spelling and grammar errors across numerous languages. It offers features like text-to-speech, translation, summarization, and style transformation to refine your content for any audience.

**Highlights:** AI-powered spelling and grammar check, Text-to-Speech functionality, Multi-language translation, Text summarization, Intelligent text completion, Style and tone adjustment, Readability and sentiment analysis

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Subscription Group | $1.99 | per 7 days |
| Pro Subscription Group | $4.99 | per month |
| Pro Subscription Group | $34.99 | per year |


## Frequently asked questions

### Is RedLight free?

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

### Is Spell Check free?

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

### Do RedLight or Spell Check have ads?

Spell Check shows ads; RedLight does not.

### Which is updated more often, RedLight or Spell Check?

RedLight ships an update every 16 months, and Spell Check every 2 months. Most recently, RedLight was updated on October 6, 2026 and Spell Check on October 13, 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.*