Content Blocker+ vs High Precision Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Content Blocker+
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.
- Blocks ads and trackers
- Speeds up web browsing
- Lowers data usage
- Improves battery life
- One-tap whitelisting
- Works directly with Safari
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"Wow Safari is so fast now!" -Everyone after they try Content Blocker+ for the first time Content Blocker+ is a new kind of app. It works directly with Safari to block unwanted ads and trackers, which speed up web browsing, lower data usage and improve the battery life of your device. Benefits of Content Blocker+ Faster web browsing Lower data usage Improved battery life while using Safari One tap whitelisting without leaving Safari Content Blocker+ does not track your web usage in order to work. Instead it provides a set of rules to Safari which then blocks the content automatically. Simply enable Content Blocker+ in the settings app and it 'just works'. Settings -> Safari -> Content Blockers Content Blocker+ is a universal app and is optimized for all 64 bit devices that run iOS9.
High Precision Calc
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The high-precision calculator supports up to 100,000 precision calculations, rich system functions, variable management, and complex dimension operations. 【High-precision calculation】 Support up to 100,000 precision calculation, and the calculation accuracy can be dynamically modified. 【Variable Management】 Provide variable storage function, which can store intermediate calculation results, and import and export with one click when applying, so as to easily grasp the calculation results. 【System Functions】 Support rich system functions, covering basic mathematical applications, including trigonometric functions, exponential functions, basic mathematical functions, etc. 【Complex number operation】 Complex dimension operations are supported, and system functions are compatible with complex number operations.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Content Blocker+ | High Precision Calc |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 3.8 (214 ratings) — better | — |
| Positive reviews | 75.3% of reviews | — |
| Number of ratings | 214 — better | — |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 9.3 — better | 13 |
| Further details — not scored | ||
| Size | 14 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Dynamic App Design LLC | 嘉欣 胡 |
Bugs and requests
Content Blocker+
Reported bugs
4 issues- Crashes frequently
- Stops working after updates
- Unable to remove websites from whitelist
- Incompatible with certain iOS versions
Requested features
4 requests- Add ad blocking for apps
- Allow customization of blocked content
- Provide whitelist/blacklist options
- Implement dark mode
High Precision Calc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Content Blocker+
- Unlock EverythingFree
- Image Blocking$0.99
- Font Blocking$0.99
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- Unlimited Whitelisting$0.99
- Comment Blocking$0.99
High Precision Calc
No in-app purchases









