# nr. 01 vs SherlockForms

The clearest difference is rating: nr. 01 at 4.4 against SherlockForms's 1.0. nr. 01 also leads on update cadence (monthly vs every 12 months) and ratings volume (42 vs 1). SherlockForms's advantage is in-app purchases (none vs 1). On price, ads and device support there is nothing between them.

Both are free to download. nr. 01 sells 1 one-off in-app purchase. SherlockForms asks for nothing beyond the download.

nr. 01 holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: nr. 01 has 42 ratings behind it against 1, so its average is the more settled of the two.

nr. 01 ships an update monthly, SherlockForms every 12 months. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | nr. 01 | SherlockForms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (42 ratings)](https://appshunter.io/ios/app/nr-01/id979154551/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sherlockforms/id1347062847/reviews) |
| Number of ratings | **42** | 1 |
| Positive reviews | 79.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 13 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tiny Games](https://appshunter.io/developer/907446397) | [Amicale du Personel de l'institut pour Deficients Visuels](https://appshunter.io/developer/563144151) |

## What reviewers say

### nr. 01

[App page](https://appshunter.io/ios/app/nr-01/id979154551)

A unique puzzle game that challenges your brain using numbers. The goal is to reduce all bubbles to 1 by switching them, but bubbles with the number 1 cannot be moved. It's easy to learn but can be incredibly challenging.

**Highlights:** Number-based bubble puzzles, Reduce all bubbles to 1, Cannot move bubbles with number 1, Challenging for all skill levels, Unique gameplay mechanics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### SherlockForms

[App page](https://appshunter.io/ios/app/sherlockforms/id1347062847)

A simple game designed to help visually impaired children identify shapes. It progresses through levels with increasingly smaller shapes, aiding supervisors in assessing visual acuity while keeping children engaged.

**Highlights:** Shape identification challenges, Progressive difficulty with smaller shapes, Visual acuity assessment tool, Engaging gameplay for children, Designed for visually impaired users

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

**In-app purchases:** none


## Frequently asked questions

### Is nr. 01 free?

nr. 01 is free to download, with in-app purchases available.

### Is SherlockForms free?

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

### Which has better reviews, nr. 01 or SherlockForms?

nr. 01 is rated higher. nr. 01 averages 4.4 out of 5 from 42 ratings, while SherlockForms averages 1.0 from 1 ratings.

### Do nr. 01 or SherlockForms have ads?

Neither nr. 01 nor SherlockForms shows ads.

### Which is updated more often, nr. 01 or SherlockForms?

nr. 01 ships an update monthly, and SherlockForms every 12 months. Most recently, nr. 01 was updated on October 6, 2026 and SherlockForms on October 4, 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.*