# Houstudia Calculator vs Contactable

The clearest difference is update cadence: Contactable at every 3 weeks against Houstudia Calculator's every 2 months. Houstudia Calculator's advantage is iOS requirement (15.1 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Houstudia Calculator ships an update every 2 months, Contactable every 3 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Houstudia Calculator | Contactable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/contactable/id6757784924/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 20 MB | 8 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Houstudia](https://appshunter.io/developer/1848855363) | [avneet sandhu](https://appshunter.io/developer/1281426007) |

## What reviewers say

### Houstudia Calculator

[App page](https://appshunter.io/ios/app/houstudia-calculator/id6754558086)

**Features:** macOS Compatibility

**In-app purchases:** none


### Contactable

[App page](https://appshunter.io/ios/app/contactable/id6757784924)

Organize and protect your contacts with this all-in-one toolkit. It cleans duplicates, scans business cards, creates smart groups, and offers safe backups for your address book.

**Highlights:** Smart Analysis Dashboard, Swipe to Clean, Business Card Scanner, Automated Smart Groups, Local Contact Backups, Digital Business Card Creator

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

**In-app purchases:** none


## Frequently asked questions

### Is Houstudia Calculator free?

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

### Is Contactable free?

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

### Do Houstudia Calculator or Contactable have ads?

Neither Houstudia Calculator nor Contactable shows ads.

### Which is updated more often, Houstudia Calculator or Contactable?

Houstudia Calculator ships an update every 2 months, and Contactable every 3 weeks. Most recently, Houstudia Calculator was updated on October 17, 2026 and Contactable on October 5, 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.*