# AutoForm SP vs Structural Lines

The clearest difference is iOS requirement: AutoForm SP at 11.0 against Structural Lines's 16.1. 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.

AutoForm SP ships an update every 3 months, Structural Lines every 2 months. The most recent releases landed on June 1, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | AutoForm SP | Structural Lines |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/autoform-sp/id1249008606/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 30 MB | 56 MB |
| Requires iOS | **11.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stantec Inc](https://appshunter.io/developer/1249008605) | [Efficient Foundations Pty Ltd](https://appshunter.io/developer/1047597104) |

## What reviewers say

### AutoForm SP

[App page](https://appshunter.io/ios/app/autoform-sp/id1249008606)

This cloud-based mobile app facilitates efficient data collection for clients and partners. It allows for the creation of custom forms, offline data review and correction, and secure syncing to a collaborative website for analysis and reporting.

**Highlights:** Intuitive touch interface for data collection, Offline data access and correction, GPS, Photos with mark-up, and signatures, Secure cloud syncing for collaboration, Library of existing form templates, Quick and easy form configuration

**In-app purchases:** none


### Structural Lines

[App page](https://appshunter.io/ios/app/structural-lines/id1425830779)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AutoForm SP free?

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

### Is Structural Lines free?

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

### Do AutoForm SP or Structural Lines have ads?

Neither AutoForm SP nor Structural Lines shows ads.

### Which is updated more often, AutoForm SP or Structural Lines?

AutoForm SP ships an update every 3 months, and Structural Lines every 2 months. Most recently, AutoForm SP was updated on June 1, 2026 and Structural Lines on September 16, 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.*