# Invida Mobile vs SIMPLIFi for Engineers

The clearest difference is update cadence: Invida Mobile at fortnightly against SIMPLIFi for Engineers's monthly. SIMPLIFi for Engineers's advantage is iOS requirement (15.1 vs 17.0). 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.

Invida Mobile ships an update fortnightly, SIMPLIFi for Engineers monthly. The most recent releases landed on September 16, 2026 and July 27, 2026 respectively.

## The numbers

| Metric | Invida Mobile | SIMPLIFi for Engineers |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free |
| Size | 285 MB | 53 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Invida Limited](https://appshunter.io/developer/1351844722) | [CET Structures Ltd](https://appshunter.io/developer/1463039183) |

## What reviewers say

### Invida Mobile

[App page](https://appshunter.io/ios/app/invida-mobile/id1351844723)

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

**In-app purchases:** none


### SIMPLIFi for Engineers

[App page](https://appshunter.io/ios/app/simplifi-for-engineers/id1463039184)

Manage emergency building repair jobs on the go with this app. It handles job notifications, on-site approvals, health and safety checks, and communication with clients and policyholders. The app works offline and allows photo uploads and map integration.

**Highlights:** Job notifications and acceptance, On-site approval requests, Health & Safety alerts and checks, In-app communication, Offline functionality, Photo uploads, Integrated maps

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

**In-app purchases:** none


## Frequently asked questions

### Is Invida Mobile free?

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

### Is SIMPLIFi for Engineers free?

SIMPLIFi for Engineers is free to download, with no in-app purchases.

### Do Invida Mobile or SIMPLIFi for Engineers have ads?

Neither Invida Mobile nor SIMPLIFi for Engineers shows ads.

### Which is updated more often, Invida Mobile or SIMPLIFi for Engineers?

Invida Mobile ships an update fortnightly, and SIMPLIFi for Engineers monthly. Most recently, Invida Mobile was updated on September 16, 2026 and SIMPLIFi for Engineers on July 27, 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.*