# BabySilencer vs HP16C

The clearest difference is update cadence: HP16C at weekly against BabySilencer's every 5 months. BabySilencer's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BabySilencer ships an update every 5 months, HP16C weekly. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BabySilencer | HP16C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/hp16c/id6761774728/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | Free |
| Size | 25 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [jolly1312](https://appshunter.io/developer/383561306) | [Michael Doornbos](https://appshunter.io/developer/1891405652) |

## What reviewers say

### BabySilencer

[App page](https://appshunter.io/ios/app/babysilencer/id383561303)

This application provides visual stimulation for infants with colors, swirls, sounds, and songs. It serves as a distraction for feeding or soothing when upset, keeping babies engaged and happy. It's designed to aid in visual exercise for early development.

**Highlights:** Visual stimulation with colors and swirls, Soothing sounds and songs, Distraction for feeding and car seat, Engages infants and toddlers, Aids visual exercise for development

**Features:** macOS Compatibility

**In-app purchases:** none


### HP16C

[App page](https://appshunter.io/ios/app/hp16c/id6761774728)

This app faithfully recreates the legendary HP 16C Computer Scientist calculator, offering advanced hex arithmetic, bit manipulation, and base conversion. It features RPN, keystroke programming, and modern enhancements like a two-line display and haptic feedback.

**Highlights:** Full RPN calculator, Integer arithmetic (HEX, DEC, OCT, BIN), Configurable word size (1-64 bits), Complete bit operations, Keystroke programming, Two-line display, Haptic feedback

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

**In-app purchases:** none


## Frequently asked questions

### Is BabySilencer free?

BabySilencer is free to download, with no in-app purchases.

### Is HP16C free?

HP16C is free to download, with no in-app purchases.

### Do BabySilencer or HP16C have ads?

Neither BabySilencer nor HP16C shows ads.

### Which is updated more often, BabySilencer or HP16C?

BabySilencer ships an update every 5 months, and HP16C weekly. Most recently, BabySilencer was updated on October 16, 2026 and HP16C on October 24, 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.*