Spam Call Block Pro vs Megapixels Resolution Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spam Call Block Pro
This utility app blocks unwanted spam, telemarketing, and robocalls using a database of over 170,000 known spammers. It features advanced caller ID to identify suspicious calls and offers real-time protection without accessing your contacts or call history. Setup is straightforward, and 24/7 support is available.
- Blocks spam, telemarketing, and robocalls
- Advanced caller ID
- Real-time protection
- Privacy-focused (no contact/history access)
- Easy setup
- 24/7 support
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Spam Call Block app blocks unwanted spam calls, telemarketing calls, robocalls and phone scams. This app blocks over 170,000 spam callers with-in United States only. The built-in Caller ID helps you identify any spam or fraud call with ease. Features: - Blocks spam, telemarketing and robocalls - Advance caller ID to identify calls - Easy to setup - Real-time protection from over 170,000 spammers - Never access contacts or call history to respect your privacy - 24 x 7 Support - No monthly or annual subscriptions required
Megapixels Resolution Calc
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How many pixels in a 12 megapixels image? How does that compare to difference aspect ratio? What is the resolution of Digital Cinema with 21:9 aspect ratio? How many megapixels by giving X width and Y height by image? How about the aspect ratio? The answer is here! This is a megapixel-resolution calculator, a tool to calculate and convert the graphical resolution base on 4 different aspect ratios 4:3 (SD), 16:9 (HD/fHD/4K), 21:9 (cinema) and 1:1. This tool also calculates and convert graphical resolution to megapixels. The output will include 4 different aspect ratios 4:3 (SD), 16:9 (HD/fHD/4K), 21:9 (cinema) and 1:1 if the ratio match one of these. Preview box will give you an impression for resolution input. 21:9, 16:9 and 4:3 is the ratio of x:y or width:height of the image sensor or output image/video format. Older digital cameras/camcorders aspect ratio is usually 4:3 (SD). However newer digital cameras/camcorders aspect ratio is 16:9 (HD/fHD/4K). Video cameras such as camcorders can be either 4:3 (SD) or 16:9 (HD/fHD/4K). Some camcorders (video and digital) can do both 4:3 (SD) and 16:9 (HD/fHD/4K). Thanks for your support and do visit nitrio.com for more apps for your iOS devices.
Screenshots
Verdict
The clearest difference is price: Megapixels Resolution Calc at $2.99 against Spam Call Block Pro's $3.99. Spam Call Block Pro's advantage is iOS requirement (10.0 vs 13). On update cadence, ads, in-app purchases 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
Spam Call Block Pro costs $3.99 and Megapixels Resolution Calc $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Spam Call Block Pro ships an update every 39 months, Megapixels Resolution Calc every 38 months. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.
| Parameter | Spam Call Block Pro | Megapixels Resolution Calc |
|---|---|---|
| Price | $3.99 | $2.99 — better |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 39 months | Every 38 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 13 |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | SVG Apps | Heng Jia Liang |
In-app purchases
Spam Call Block Pro
No in-app purchases
Megapixels Resolution Calc
No in-app purchases
Questions
Is Spam Call Block Pro free?
Is Megapixels Resolution Calc free?
Do Spam Call Block Pro or Megapixels Resolution Calc have ads?
Which is updated more often, Spam Call Block Pro or Megapixels Resolution Calc?
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