# Numerously vs RainbowCalc

The clearest difference is in-app purchases: RainbowCalc at none against Numerously's 2. RainbowCalc also leads on update cadence (fortnightly vs every 5 weeks). Numerously's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Numerously sells 2 one-off in-app purchases. RainbowCalc asks for nothing beyond the download.

Numerously ships an update every 5 weeks, RainbowCalc fortnightly. The most recent releases landed on June 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Numerously | RainbowCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/numerously/id1453527678/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 34 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mighty Dynamo Inc.](https://appshunter.io/developer/1105414564) | [Andre Silva](https://appshunter.io/developer/1719182490) |

## What reviewers say

### Numerously

[App page](https://appshunter.io/ios/app/numerously/id1453527678)

This app combines a calculator with note-taking capabilities, allowing users to create and manage multiple entries for easy comparison and calculation. It offers an intuitive interface for managing numbers, budgets, and organizing thoughts.

**Highlights:** Stackable calculator entries, Integrated note-taking, Easy visualization and comparison, Sorting and tallying capabilities, Intuitive user interface, Budgeting and data analysis tools

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Anatomy of Grey | $1.99 | one-time |
| Productivity Pro | $4.99 | one-time |


### RainbowCalc

[App page](https://appshunter.io/ios/app/rainbowcalc/id6479331134)

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

**In-app purchases:** none


## Frequently asked questions

### Is Numerously free?

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

### Is RainbowCalc free?

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

### Do Numerously or RainbowCalc have ads?

RainbowCalc shows ads; Numerously does not.

### Which is updated more often, Numerously or RainbowCalc?

Numerously ships an update every 5 weeks, and RainbowCalc fortnightly. Most recently, Numerously was updated on June 11, 2026 and RainbowCalc on September 14, 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.*