# Concentrations vs NAIIVE

The clearest difference is device support: NAIIVE at 4 against Concentrations's 1. Concentrations's advantage is iOS requirement (18.5 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Concentrations ships an update every 3 months, NAIIVE every 6 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Concentrations | NAIIVE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/naiive/id6758065886/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 7 MB | 23 MB |
| Requires iOS | **18.5** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Marcal Casas Cartagena](https://appshunter.io/developer/468150889) | [Rui Zhou](https://appshunter.io/developer/1089847701) |

## What reviewers say

### Concentrations

[App page](https://appshunter.io/ios/app/concentrations/id468150886)

**In-app purchases:** none


### NAIIVE

[App page](https://appshunter.io/ios/app/naiive/id6758065886)

This tool visualizes and analyzes atomistic simulations. It supports various scientific formats like LAMMPS, VASP, and GAMESS, making complex data accessible. Ideal for researchers and students in computational science.

**Highlights:** Atomistic simulation visualization, Analysis tool, LAMMPS support, VASP support, GAMESS support, Machine-learning force field support

**In-app purchases:** none


## Frequently asked questions

### Is Concentrations free?

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

### Is NAIIVE free?

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

### Do Concentrations or NAIIVE have ads?

Neither Concentrations nor NAIIVE shows ads.

### Which is updated more often, Concentrations or NAIIVE?

Concentrations ships an update every 3 months, and NAIIVE every 6 weeks. Most recently, Concentrations was updated on October 1, 2026 and NAIIVE on October 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.*