# iForm vs Tetra Tech Events

The clearest difference is iOS requirement: iForm at 12.0 against Tetra Tech Events's 14.0. 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.

## The numbers

| Metric | iForm | Tetra Tech Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (178 ratings)](https://appshunter.io/ios/app/iform/id378502270/reviews)** | — |
| Number of ratings | **178** | — |
| Positive reviews | 74.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Size | 103 MB | 83 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Zerion Software](https://appshunter.io/developer/300203405) | [fatfish](https://appshunter.io/developer/513809039) |

## What reviewers say

### iForm

[App page](https://appshunter.io/ios/app/iform/id378502270)

Collect data offline on your mobile device for surveys, inspections, and more. Create custom forms online and sync data seamlessly. Ideal for businesses seeking to boost productivity and reduce paper usage.

**Highlights:** Offline data collection, Custom form creation, Over-the-air form distribution, Real-time data upload, Multiple data output views (Map, HTML, PDF, Excel), Seamless back-end integration

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Massively scalable and automated data collection
- 👍 Easy to learn with low/no code requirements
- ⭐ Excellent customer support and responsive team
- 🔌 Works offline with seamless synchronization
- 🗺️ Strong integration with mapping and Esri tools

**What reviewers complain about**

- 💰 Expensive subscription model ($12.50-$10,000+ per year)
- 🐛 Frequent crashes and stability issues
- ❌ Misleading 'free' app description without clear pricing
- 🔐 Confusing onboarding and account creation process
- 📱 Poor iPhone compatibility with multiple errors

**Reported bugs**

- App crashes on startup and during use
- Login screen displays without instructions
- Account validation failures after creation
- Forms not downloading or uploading properly
- Missing text input fields in forms

**Requested features**

- Edit option for submitted entries
- Ability to reference and populate fields from prior data
- View historical data through the app
- Improved PDF layout customization for branding
- Credit card payment integration


### Tetra Tech Events

[App page](https://appshunter.io/ios/app/tetra-tech-events/id6444014061)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iForm free?

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

### Is Tetra Tech Events free?

Tetra Tech Events is free to download, with no in-app purchases.

### Do iForm or Tetra Tech Events have ads?

Neither iForm nor Tetra Tech Events shows ads.

---

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