# CLRS.Helper[Lite] vs Visual Periodic Table Chemie

The clearest difference is update cadence: Visual Periodic Table Chemie at every 3 weeks against CLRS.Helper[Lite]'s every 3 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.

CLRS.Helper[Lite] ships an update every 3 months, Visual Periodic Table Chemie every 3 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CLRS.Helper[Lite] | Visual Periodic Table Chemie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/visual-periodic-table-chemie/id1661609052/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 254 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [巍 顾](https://appshunter.io/developer/1368599824) | [博 彭](https://appshunter.io/developer/1293268076) |

## What reviewers say

### CLRS.Helper[Lite]

[App page](https://appshunter.io/ios/app/clrshelperlite/id1566475953)

**Features:** macOS Compatibility

**In-app purchases:** none


### Visual Periodic Table Chemie

[App page](https://appshunter.io/ios/app/visual-periodic-table-chemie/id1661609052)

Access detailed information on all chemical elements, including properties, molecular formulas, and crystal structures. Features a comprehensive periodic table and chemical reaction calculators to aid studies and work. Offers basic features for free with an optional one-time purchase for advanced content.

**Highlights:** Element information lookup, 3D molecular models, Crystal structure visualization, Periodic table reference, Chemical reaction calculators, Property comparisons

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is CLRS.Helper[Lite] free?

CLRS.Helper[Lite] is free to download, with no in-app purchases.

### Is Visual Periodic Table Chemie free?

Visual Periodic Table Chemie is free to download, with no in-app purchases.

### Do CLRS.Helper[Lite] or Visual Periodic Table Chemie have ads?

Neither CLRS.Helper[Lite] nor Visual Periodic Table Chemie shows ads.

### Which is updated more often, CLRS.Helper[Lite] or Visual Periodic Table Chemie?

CLRS.Helper[Lite] ships an update every 3 months, and Visual Periodic Table Chemie every 3 weeks. Most recently, CLRS.Helper[Lite] was updated on October 27, 2026 and Visual Periodic Table Chemie on October 30, 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.*