Comparison

Megapixels Resolution Calc vs Show Caller ID PRO

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Megapixels Resolution Calc

Features
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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.

About

Show Caller ID PRO

Identify unknown callers with detailed information, including real photos. Perform reverse phone number lookups and manage your contacts with a smart dialer. Block unwanted calls and see who has viewed your profile.

Highlights
  • Caller ID Name & Spam Identification
  • Reverse Phone Number Lookup
  • Real Contact Photos
  • Smart Phone Dialer
  • Block/Unblock Callers
  • View Profile Viewers
Features
Read full description

Introducing Show Caller ID PRO, a powerful app that helps you manage calls and contacts with ease. With billions of phone numbers in its database, Show Caller ID PRO can quickly and accurately identify callers, providing you with detailed information about who's calling, including real photos of your contacts. One of the best features of Show Caller ID PRO is its ability to perform reverse phone number lookups. When an unknown number calls, the app searches its large database to find information about the caller, helping you decide whether to answer or ignore the call. The app also lets you see real photos of your saved contacts and any incoming callers. This is helpful for people with many contacts, making it easier to recognize faces without needing to remember everyone’s details. Show Caller ID PRO also includes a smart phone dialer that makes it easy to find and call your contacts. As you type, it suggests names, phone numbers, and photos, helping you quickly find who you're looking for. Key Features: Caller ID Name, Who's Calling & Spam Identification Phone Number Locator & Lookup Real Caller Name Tags View Who’s Checked Your Profile Notification Alerts Customizable Profile & Contact Photos Suggested names for unknown callers Identify top spammers by country Easy access to contacts Block and unblock callers Security: Please note, the information provided by Show Caller ID may not always be 100% accurate. Experience the power of Show Caller ID, take control of your calls, and get real-time caller details. Download now and discover who’s calling you instantly! For more details, please check our policies: - Privacy Policy: https://sites.google.com/view/caller-id-pro-privacy-policy/home - Terms of Use: https://sites.google.com/view/caller-id-pro-term-of-service/home

Screenshots

Megapixels Resolution Calc4 screens
Show Caller ID PRO4 screens

Verdict

The call

The clearest difference is update cadence: Show Caller ID PRO at every 6 days against Megapixels Resolution Calc's every 38 months. Megapixels Resolution Calc's advantage is price ($2.99 vs $5.99) and iOS requirement (13 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Megapixels Resolution Calc costs $2.99 and Show Caller ID PRO $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Megapixels Resolution Calc ships an update every 38 months, Show Caller ID PRO every 6 days. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

Scorecard3 real differences Β· 5 level
Megapixels Resolution Calc versus Show Caller ID PRO: the parameters behind the verdict, then further details
ParameterMegapixels Resolution CalcShow Caller ID PRO
Price$2.99 β€” better$5.99
Positive reviewsβ€”0.0% of reviews
Update frequencyEvery 38 monthsEvery 6 days β€” better
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Paid
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS13 β€” better15.0
Further details β€” not scored
Size1 MB32 MB
Age rating4+4+
DeveloperHeng Jia LiangMetasol Technologies

In-app purchases

None

Megapixels Resolution Calc

No in-app purchases

None

Show Caller ID PRO

No in-app purchases

Questions

Is Megapixels Resolution Calc free?
Megapixels Resolution Calc costs $2.99, with no in-app purchases.
Is Show Caller ID PRO free?
Show Caller ID PRO costs $5.99, with no in-app purchases.
Do Megapixels Resolution Calc or Show Caller ID PRO have ads?
Neither Megapixels Resolution Calc nor Show Caller ID PRO shows ads.
Which is updated more often, Megapixels Resolution Calc or Show Caller ID PRO?
Megapixels Resolution Calc ships an update every 38 months, and Show Caller ID PRO every 6 days. Most recently, Megapixels Resolution Calc was updated on October 27, 2026 and Show Caller ID PRO on October 18, 2026.

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