# Content Blocker+ vs High Precision Calc

The clearest difference is price: Content Blocker+ at Free against High Precision Calc's $1.99. Content Blocker+ also leads on iOS requirement (9.3 vs 13). High Precision Calc's advantage is in-app purchases (none vs 5) and update cadence (fortnightly vs every 3 months). On ads and device support there is nothing between them.

Content Blocker+ is free to download; High Precision Calc costs $1.99 up front. Content Blocker+ sells 5 one-off in-app purchases. High Precision Calc asks for nothing beyond the download.

Content Blocker+ ships an update every 3 months, High Precision Calc fortnightly. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Content Blocker+ | High Precision Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[3.8 (214 ratings)](https://appshunter.io/ios/app/content-blocker-plus/id1040960141/reviews)** | — |
| Number of ratings | **214** | — |
| Positive reviews | 75.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 37 MB |
| Requires iOS | **9.3** | 13 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Dynamic App Design LLC](https://appshunter.io/developer/434136236) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### Content Blocker+

[App page](https://appshunter.io/ios/app/content-blocker-plus/id1040960141)

Enhance your Safari browsing experience by blocking ads and trackers. This app speeds up web pages, reduces data consumption, and conserves battery life. It operates directly within Safari, offering a seamless and efficient way to browse the web.

**Highlights:** Blocks ads and trackers, Speeds up web browsing, Lowers data usage, Improves battery life, One-tap whitelisting, Works directly with Safari

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | Free | one-time |
| Image Blocking | $0.99 | one-time |
| Font Blocking | $0.99 | one-time |
| Unlimited Whitelisting | $0.99 | one-time |
| Comment Blocking | $0.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 Works as intended
- 🔒 Blocks ads effectively
- 💡 Innovative and useful
- 👍 Simple and easy to use

**What reviewers complain about**

- 🐛 Doesn't work as expected
- 🐛 Functionality issues
- 🐛 Compatibility problems
- 🔋 Drains battery
- 🚫 Doesn't block all ads

**Reported bugs**

- Crashes frequently
- Stops working after updates
- Unable to remove websites from whitelist
- Incompatible with certain iOS versions

**Requested features**

- Add ad blocking for apps
- Allow customization of blocked content
- Provide whitelist/blacklist options
- Implement dark mode


### High Precision Calc

[App page](https://appshunter.io/ios/app/high-precision-calc/id6461723260)

**In-app purchases:** none


## Frequently asked questions

### Is Content Blocker+ free?

Content Blocker+ is free to download, with in-app purchases available.

### Is High Precision Calc free?

High Precision Calc costs $1.99, with no in-app purchases.

### Do Content Blocker+ or High Precision Calc have ads?

Neither Content Blocker+ nor High Precision Calc shows ads.

### Which is updated more often, Content Blocker+ or High Precision Calc?

Content Blocker+ ships an update every 3 months, and High Precision Calc fortnightly. Most recently, Content Blocker+ was updated on September 20, 2026 and High Precision Calc on September 17, 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.*