# Chronometer vs BlurBefore

The clearest difference is in-app purchases: Chronometer at none against BlurBefore's 3. BlurBefore's advantage is ads (none vs shown) and iOS requirement (17.6 vs 26.2). On price, update cadence and device support there is nothing between them.

Both are free to download. BlurBefore sells 3 one-off in-app purchases. Chronometer asks for nothing beyond the download.

Chronometer ships an update every 5 weeks, BlurBefore every 3 weeks. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Chronometer | BlurBefore |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 2 MB |
| Requires iOS | 26.2 | **17.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chathushka Rodrigo](https://appshunter.io/developer/1886060202) | [军 孙](https://appshunter.io/developer/949784002) |

## What reviewers say

### Chronometer

[App page](https://appshunter.io/ios/app/chronometer-world-clock/id6760746571)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### BlurBefore

[App page](https://appshunter.io/ios/app/blurbefore-redact-and-pixelate/id6811471775)

Automatically detect and obscure sensitive information like phone numbers, ID details, and addresses in your images before sharing. Choose from blur, pixelate, or solid cover styles with adjustable intensity. Process images directly from the iOS share sheet for ultimate convenience.

**Highlights:** Smart detection of sensitive data, Multiple redaction styles (blur, pixelate, cover), Adjustable redaction intensity, Integrated iOS share sheet functionality, On-device processing for privacy, One-tap save and share

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Watermark | $0.99 | one-time |
| Advanced Redaction | $2.99 | one-time |
| Lifetime Pro | $9.99 | one-time |


## Frequently asked questions

### Is Chronometer free?

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

### Is BlurBefore free?

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

### Do Chronometer or BlurBefore have ads?

Chronometer shows ads; BlurBefore does not.

### Which is updated more often, Chronometer or BlurBefore?

Chronometer ships an update every 5 weeks, and BlurBefore every 3 weeks. Most recently, Chronometer was updated on October 8, 2026 and BlurBefore on October 15, 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.*