# Colorbolt vs Readlight

The clearest difference is price: Readlight at Free against Colorbolt's $0.99. Readlight also leads on ratings volume (359 vs 12). Colorbolt's advantage is chart position (#193 vs unranked). On rating, review sentiment, update cadence and ads there is nothing between them.

Readlight is free to download; Colorbolt costs $0.99 up front. Colorbolt sells 2 one-off in-app purchases and Readlight sells 8 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Colorbolt against 4.7 for Readlight. That said, the two scores are not equally well evidenced: Readlight has 359 ratings behind it against 12, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Colorbolt ships an update fortnightly, Readlight every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Colorbolt | Readlight |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (12 ratings)](https://appshunter.io/ios/app/colorbolt/id1467370798/reviews)** | [4.7 (359 ratings)](https://appshunter.io/ios/app/readlight-night-reading-light/id6541750866/reviews) |
| Number of ratings | 12 | **359** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#193** | — |
| Size | 7 MB | 61 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Air Pie LLC](https://appshunter.io/developer/1459420507) | [Emre Balli](https://appshunter.io/developer/1635136655) |

## What reviewers say

### Colorbolt

[App page](https://appshunter.io/ios/app/colorbolt/id1467370798)

**Currently charting:** #193 Top Paid · Utilities (US App Store)

Adjust screen brightness and display custom colors with a simple swipe. This minimalist utility offers a distraction-free experience, providing hex and RGB values for chosen colors. It's designed for one-handed use and prevents screen locking or dimming.

**Highlights:** Brightness control by swiping anywhere, Custom color selection with Hex/RGB values, Distraction-free, no UI/settings, One-handed operation, Prevents screen locking and dimming, Delightful haptic feedback

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Leave a Tip | $0.99 | one-time |
| Colorbolt Illuminated | $2.99 | one-time |


### Readlight

[App page](https://appshunter.io/ios/app/readlight-night-reading-light/id6541750866)

Transform your phone into an eye-friendly reading lamp. Enjoy a customizable, soft glow that reduces eye strain and aids relaxation, perfect for reading in bed without disturbing others. Features include a smart sleep timer and always-on display.

**Highlights:** Screen as a reading lamp, Eye care and blue light filter, Smart sleep timer, Adjustable brightness, Always-on display

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Water | $1.99 | per month |
| Coffee | $3.99 | per month |
| Tea | $6.99 | per month |
| Teapot | $19.99 | per month |
| Water | $1.99 | one-time |
| Coffee | $3.99 | one-time |
| Uncle Iroh's Tea | $6.99 | one-time |
| Teapot | $19.99 | one-time |


## Frequently asked questions

### Is Colorbolt free?

Colorbolt costs $0.99, and also offers in-app purchases.

### Is Readlight free?

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

### Which has better reviews, Colorbolt or Readlight?

Colorbolt is rated higher. Colorbolt averages 4.8 out of 5 from 12 ratings, while Readlight averages 4.7 from 359 ratings.

### Do Colorbolt or Readlight have ads?

Neither Colorbolt nor Readlight shows ads.

### Which is updated more often, Colorbolt or Readlight?

Colorbolt ships an update fortnightly, and Readlight every 3 weeks. Most recently, Colorbolt was updated on October 24, 2026 and Readlight on October 24, 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.*