# Bigmoji vs HP16C

The clearest difference is in-app purchases: HP16C at none against Bigmoji's 2. HP16C also leads on ads (none vs shown). Bigmoji's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Bigmoji sells 2 in-app purchases, starting at $2.49 per month. HP16C asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bigmoji | HP16C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/hp16c/id6761774728/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 47 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tushar Parmar](https://appshunter.io/developer/1515014578) | [Michael Doornbos](https://appshunter.io/developer/1891405652) |

## What reviewers say

### Bigmoji

[App page](https://appshunter.io/ios/app/bigmoji-widgetsstickerswall/id1611904202)

Create custom widgets, stickers, and wallpapers for your device. Personalize your home and lock screens with unique designs, including time, battery, calendar, and quote widgets. Share your creations or send stickers directly to messaging apps.

**Highlights:** Custom widget creation, Expressive sticker designs, Extensive wallpaper library, Home and lock screen customization, Direct sharing to messaging apps, iOS 16 Depth Effect wallpapers

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $2.49 | per month |
| Pro (Yearly) | $16.49 | per year |


### 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 Bigmoji free?

Bigmoji is free to download, with in-app purchases available.

### Is HP16C free?

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

### Do Bigmoji or HP16C have ads?

Bigmoji shows ads; HP16C does not.

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

Bigmoji ships an update weekly, and HP16C weekly. Most recently, Bigmoji was updated on October 30, 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.*