# Bright Calc vs 1Calc

The clearest difference is rating: Bright Calc at 4.8 against 1Calc's 2.0. Bright Calc also leads on in-app purchases (none vs 3) and ads (none vs shown). 1Calc's advantage is update cadence (fortnightly vs monthly). On price and device support there is nothing between them.

Both are free to download. 1Calc sells 3 in-app purchases, starting at $0.99 per month. Bright Calc asks for nothing beyond the download.

Bright Calc holds the better App Store score, 4.8 against 2.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Bright Calc ships an update monthly, 1Calc fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bright Calc | 1Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/bright-calc/id1567833495/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/1calc-one-calculator/id6502853473/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 6 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Upside Software](https://appshunter.io/developer/1493098495) | [Asim Roy](https://appshunter.io/developer/1703408134) |

## What reviewers say

### Bright Calc

[App page](https://appshunter.io/ios/app/bright-calc/id1567833495)

This calculator app offers extensive customization options, allowing users to personalize its appearance and functionality. Tailor button styles, color schemes, and more to create a calculator that perfectly suits your preferences and workflow.

**Highlights:** Customizable colors, Customizable button types, Personalized appearance, Tailored functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### 1Calc

[App page](https://appshunter.io/ios/app/1calc-one-calculator/id6502853473)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $3.99 | per year |
| Lifetime | $8.99 | one-time |


## Frequently asked questions

### Is Bright Calc free?

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

### Is 1Calc free?

1Calc is free to download, with in-app purchases available.

### Which has better reviews, Bright Calc or 1Calc?

Bright Calc is rated higher. Bright Calc averages 4.8 out of 5 from 4 ratings, while 1Calc averages 2.0 from 1 ratings.

### Do Bright Calc or 1Calc have ads?

1Calc shows ads; Bright Calc does not.

### Which is updated more often, Bright Calc or 1Calc?

Bright Calc ships an update monthly, and 1Calc fortnightly. Most recently, Bright Calc was updated on October 24, 2026 and 1Calc on October 24, 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.*