# Nanoshel vs P91 pulse

The clearest difference is update cadence: P91 pulse at every 4 days against Nanoshel's every 2 months. 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.

Nanoshel ships an update every 2 months, P91 pulse every 4 days. The most recent releases landed on October 14, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Nanoshel | P91 pulse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 16 MB | 64 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nikhil Subash Chander Goel](https://appshunter.io/developer/1085984888) | [Just Signs India Private Limited](https://appshunter.io/developer/1477302491) |

## What reviewers say

### Nanoshel

[App page](https://appshunter.io/ios/app/nanoshel/id1450803723)

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

**In-app purchases:** none


### P91 pulse

[App page](https://appshunter.io/ios/app/p91-pulse/id6792646265)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nanoshel free?

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

### Is P91 pulse free?

P91 pulse is free to download, with no in-app purchases.

### Do Nanoshel or P91 pulse have ads?

Neither Nanoshel nor P91 pulse shows ads.

### Which is updated more often, Nanoshel or P91 pulse?

Nanoshel ships an update every 2 months, and P91 pulse every 4 days. Most recently, Nanoshel was updated on October 14, 2026 and P91 pulse on October 29, 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.*