# Odd Even vs Numeriqo

The clearest difference is in-app purchases: Odd Even at none against Numeriqo's 1. Odd Even also leads on update cadence (every 3 days vs every 6 weeks) and iOS requirement (15 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Numeriqo sells 1 one-off in-app purchase. Odd Even asks for nothing beyond the download.

Odd Even ships an update every 3 days, Numeriqo every 6 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Odd Even | Numeriqo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numeriqo/id6749287069/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 1 MB |
| Requires iOS | **15** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sanjeev Gautam](https://appshunter.io/developer/1688707857) | [Kai Kunze](https://appshunter.io/developer/286544358) |

## What reviewers say

### Odd Even

[App page](https://appshunter.io/ios/app/odd-even-merge/id6747301052)

**Features:** macOS Compatibility

**In-app purchases:** none


### Numeriqo

[App page](https://appshunter.io/ios/app/numeriqo/id6749287069)

This logic puzzle app teaches you Calcudoku techniques step-by-step. It provides hints that explain the reasoning and ensures every puzzle has a single, solvable solution without guessing. Unlock more content with a one-time purchase.

**Highlights:** Step-by-step technique introduction, Hint system that explains reasoning, Guaranteed single solution puzzles, No guessing required, Daily puzzles, Progress tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numeriqo Full | $4.99 | one-time |


## Frequently asked questions

### Is Odd Even free?

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

### Is Numeriqo free?

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

### Do Odd Even or Numeriqo have ads?

Neither Odd Even nor Numeriqo shows ads.

### Which is updated more often, Odd Even or Numeriqo?

Odd Even ships an update every 3 days, and Numeriqo every 6 weeks. Most recently, Odd Even was updated on November 8, 2026 and Numeriqo 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.*