# STRUCTOGRAM vs WALLA+

The clearest difference is update cadence: WALLA+ at monthly against STRUCTOGRAM's every 9 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.

STRUCTOGRAM ships an update every 9 months, WALLA+ monthly. The most recent releases landed on October 4, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | STRUCTOGRAM | WALLA+ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | Free | — |
| Size | 62 MB | 97 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IBSA Institut für Biostruktur-Analysen AG](https://appshunter.io/developer/1222487681) | [Walla Consulting GmbH](https://appshunter.io/developer/1868729087) |

## What reviewers say

### STRUCTOGRAM

[App page](https://appshunter.io/ios/app/structogram/id683979684)

Explore biostructural analysis through interactive sampling and practice. Designed for professionals, this application offers a hands-on way to engage with and understand complex analytical concepts.

**Highlights:** Biostructural analysis exploration, Interactive sampling tool, Practice for professionals, Educational resource

**Features:** macOS Compatibility

**In-app purchases:** none


### WALLA+

[App page](https://appshunter.io/ios/app/walla-plus/id6757759043)

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

**In-app purchases:** none


## Frequently asked questions

### Is STRUCTOGRAM free?

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

### Is WALLA+ free?

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

### Do STRUCTOGRAM or WALLA+ have ads?

Neither STRUCTOGRAM nor WALLA+ shows ads.

### Which is updated more often, STRUCTOGRAM or WALLA+?

STRUCTOGRAM ships an update every 9 months, and WALLA+ monthly. Most recently, STRUCTOGRAM was updated on October 4, 2026 and WALLA+ on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*