# Glow calculator vs CalcBoard

The clearest difference is in-app purchases: Glow calculator at none against CalcBoard's 1. Glow calculator also leads on iOS requirement (13.4 vs 16.0). CalcBoard's advantage is ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. CalcBoard sells 1 one-off in-app purchase. Glow calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Glow calculator against 5.0 for CalcBoard. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Glow calculator ships an update every 4 months, CalcBoard every 3 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Glow calculator | CalcBoard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/glow-calculator/id6450678181/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 18 MB | 50 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FLYYRT UG (haftungsbeschrankt)](https://appshunter.io/developer/1433607476) | [Colby Clark](https://appshunter.io/developer/1110053823) |

## What reviewers say

### Glow calculator

[App page](https://appshunter.io/ios/app/glow-calculator/id6450678181)

A modern calculator with a clean interface and interactive glowing effects. Customize your experience with beautiful color themes for everyday math tasks.

**Highlights:** Modern and stylish interface, Interactive glowing effects, Customizable color themes, Smooth and responsive performance, Simple everyday math calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcBoard

[App page](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339)

Perform multiple calculations simultaneously on one screen, compare prices side-by-side, and access various modes like scientific and programmer. This ad-free utility offers precise results and stores your data locally.

**Highlights:** Multiple independent calculator panels, Side-by-side price comparison, Scientific, programmer, and unit converter modes, Visible expression history, Shared value tray for chaining calculations, Named variables for complex formulas, Ad-free and no tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcBoard Premium | $2.99 | one-time |


## Frequently asked questions

### Is Glow calculator free?

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

### Is CalcBoard free?

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

### Which has better reviews, Glow calculator or CalcBoard?

Glow calculator and CalcBoard are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Glow calculator or CalcBoard have ads?

Glow calculator shows ads; CalcBoard does not.

### Which is updated more often, Glow calculator or CalcBoard?

Glow calculator ships an update every 4 months, and CalcBoard every 3 months. Most recently, Glow calculator was updated on November 3, 2026 and CalcBoard on November 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.*