# Designable Calculator vs ConvertCalc

The clearest difference is ads: Designable Calculator at none against ConvertCalc's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Designable Calculator sells 1 in-app purchase, starting at $9.99 per year and ConvertCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Designable Calculator ships an update every 11 days, ConvertCalc every 8 days. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Designable Calculator | ConvertCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/convertcalc/id6756512186/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 28 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Batbayar Batbaatar](https://appshunter.io/developer/1082290586) | [Michael Riehl](https://appshunter.io/developer/1861093934) |

## What reviewers say

### Designable Calculator

[App page](https://appshunter.io/ios/app/designable-calculator/id6587561422)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan | $9.99 | per year |


### ConvertCalc

[App page](https://appshunter.io/ios/app/convertcalc/id6756512186)

This app combines a powerful calculator with an advanced unit converter, offering over 200 units across 19 categories. It allows for unified calculations and conversions in one step, with features like live currency exchange and date conversions. An optional pro version unlocks advanced customization and organizational tools.

**Highlights:** Unified calculation and conversion workflow, Over 200 units across 19 categories, Live currency conversion, Multiple calendar system conversions, Age calculator, Customizable themes and layouts, Offline functionality (excluding live currency)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ConvertCalc Pro | $8.99 | one-time |


## Frequently asked questions

### Is Designable Calculator free?

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

### Is ConvertCalc free?

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

### Do Designable Calculator or ConvertCalc have ads?

ConvertCalc shows ads; Designable Calculator does not.

### Which is updated more often, Designable Calculator or ConvertCalc?

Designable Calculator ships an update every 11 days, and ConvertCalc every 8 days. Most recently, Designable Calculator was updated on October 12, 2026 and ConvertCalc on October 6, 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.*