# CalCollections vs my16c

The clearest difference is in-app purchases: CalCollections at none against my16c's 1. CalCollections also leads on iOS requirement (18.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. my16c sells 1 one-off in-app purchase. CalCollections asks for nothing beyond the download.

CalCollections ships an update every 4 weeks, my16c fortnightly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CalCollections | my16c |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 9 MB |
| Requires iOS | **18.4** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [The Calculator Store SLNE](https://appshunter.io/developer/1801462449) | [Miroslav Perovic](https://appshunter.io/developer/400748424) |

## What reviewers say

### CalCollections

[App page](https://appshunter.io/ios/app/calcollections/id6746972417)

**Features:** macOS Compatibility

**In-app purchases:** none


### my16c

[App page](https://appshunter.io/ios/app/my16c/id6762121583)

This app emulates a legendary programmer's calculator from the 1980s, offering cycle-accurate performance and faithful reproduction of its features. It includes base conversions, bit manipulation, RPN, and programmability, with modern conveniences like iCloud sync and a dark interface.

**Highlights:** Cycle-accurate emulation, Full base conversion (HEX, DEC, OCT, BIN), Bit operations, RPN entry, Programmable, Authentic LCD display, Word size control

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full App | $9.99 | one-time |


## Frequently asked questions

### Is CalCollections free?

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

### Is my16c free?

my16c is free to download, with in-app purchases available.

### Do CalCollections or my16c have ads?

Neither CalCollections nor my16c shows ads.

### Which is updated more often, CalCollections or my16c?

CalCollections ships an update every 4 weeks, and my16c fortnightly. Most recently, CalCollections was updated on October 25, 2026 and my16c on October 28, 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.*