# IAAI vs Echospectra

The clearest difference is update cadence: Echospectra at weekly against IAAI's every 5 months. IAAI's advantage is iOS requirement (14.1 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for IAAI against 5.0 for Echospectra. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

IAAI ships an update every 5 months, Echospectra weekly. The most recent releases landed on June 6, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | IAAI | Echospectra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/iaai/id1588771743/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/echospectra/id6469170522/reviews) |
| Number of ratings | **4** | 3 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | Free |
| Size | 47 MB | 98 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Results at Hand Software LLC](https://appshunter.io/developer/669416687) | [Ax0n Intelligence Company](https://appshunter.io/developer/1711635616) |

## What reviewers say

### IAAI

[App page](https://appshunter.io/ios/app/iaai/id1588771743)

Access event details, agendas, and check-in information for fire investigation professionals. This app connects members of an international association dedicated to suppressing arson through professional investigation.

**Highlights:** Event information access, Agenda details, Evaluation forms, Check-in functionality, Maps

**Features:** Vision Pro support

**In-app purchases:** none


### Echospectra

[App page](https://appshunter.io/ios/app/echospectra/id6469170522)

This platform streamlines wildfire investigation documentation for field professionals. It replaces traditional paper forms and GPS units with a structured, offline-capable workflow. Capture evidence, link images to locations, and generate courtroom-ready reports efficiently.

**Highlights:** Structured indicator mapping, One-click defensible photo logs, Offline map reliability, Export-ready case packages, View-only and scoped-edit sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is IAAI free?

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

### Is Echospectra free?

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

### Which has better reviews, IAAI or Echospectra?

IAAI and Echospectra are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.

### Do IAAI or Echospectra have ads?

Neither IAAI nor Echospectra shows ads.

### Which is updated more often, IAAI or Echospectra?

IAAI ships an update every 5 months, and Echospectra weekly. Most recently, IAAI was updated on June 6, 2026 and Echospectra on September 12, 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.*