# Megapixels Resolution Calc vs Show Caller ID PRO

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.

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.

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.

## The numbers

| Metric | Megapixels Resolution Calc | Show Caller ID PRO |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 days** |
| Monetization | — | Paid |
| Size | 1 MB | 32 MB |
| Requires iOS | **13** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Metasol Technologies](https://appshunter.io/developer/1656879525) |

## What reviewers say

### Megapixels Resolution Calc

[App page](https://appshunter.io/ios/app/megapixels-resolution-calc/id6444196890)

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

**In-app purchases:** none


### Show Caller ID PRO

[App page](https://appshunter.io/ios/app/show-caller-id-pro/id6743076855)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*