# Image Calculator vs Glo

The clearest difference is update cadence: Glo at every 3 weeks against Image Calculator's every 50 months. Glo also leads on iOS requirement (15.1 vs 17.0). 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.

Image Calculator ships an update every 50 months, Glo every 3 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Image Calculator | Glo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/glo-calculato/id6760606910/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 372 MB | 31 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomoki Hagano](https://appshunter.io/developer/1508301579) | [DeJahn Bell](https://appshunter.io/developer/1869800473) |

## What reviewers say

### Image Calculator

[App page](https://appshunter.io/ios/app/image-calculator/id1508377385)

**Features:** macOS Compatibility

**In-app purchases:** none


### Glo

[App page](https://appshunter.io/ios/app/glo-calculato/id6760606910)

This scientific calculator features a unique rainbow glow animation and haptic feedback for each button press. It offers a full range of scientific functions, DEG/RAD mode switching, and a calculation history that can be easily copied to your clipboard.

**Highlights:** Scientific functions (sin, cos, tan, log, ln, sqrt, exponents), DEG/RAD mode switching, Calculation history, Copy results to clipboard, Haptic feedback on button press, Rainbow glow animation

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

**In-app purchases:** none


## Frequently asked questions

### Is Image Calculator free?

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

### Is Glo free?

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

### Do Image Calculator or Glo have ads?

Neither Image Calculator nor Glo shows ads.

### Which is updated more often, Image Calculator or Glo?

Image Calculator ships an update every 50 months, and Glo every 3 weeks. Most recently, Image Calculator was updated on October 25, 2026 and Glo on October 17, 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.*