# EchoLoci vs Archie

The clearest difference is in-app purchases: EchoLoci at none against Archie's 4. EchoLoci also leads on iOS requirement (12.0 vs 17.0). Archie's advantage is update cadence (every 6 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Archie sells 4 in-app purchases, starting at $2.99 per 7 days. EchoLoci asks for nothing beyond the download.

EchoLoci ships an update every 6 weeks, Archie every 6 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | EchoLoci | Archie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (15 ratings)](https://appshunter.io/ios/app/archie-identify-architecture/id6503988435/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 77 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [PIKEI - NEES TECHNOLOGIES O.E.](https://appshunter.io/developer/1699417149) | [Jason Girouard](https://appshunter.io/developer/1750592219) |

## What reviewers say

### EchoLoci

[App page](https://appshunter.io/ios/app/echoloci/id6453556003)

**Features:** macOS Compatibility

**In-app purchases:** none


### Archie

[App page](https://appshunter.io/ios/app/archie-identify-architecture/id6503988435)

Point your camera at any building to instantly identify its architectural style, era, and key features. Explore a curated map of notable buildings, listen to narrated histories, and build a personal library of your discoveries.

**Highlights:** AI-powered building style identification, Detailed architectural feature analysis, Curated map of notable buildings, Spoken building histories and stories, Personalized library of identified buildings, Offline analysis and map packs

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Archie Unlimited — Weekly | $2.99 | per 7 days |
| Archie Premium Monthly | $2.99 | per month |
| Archie Unlimited — Annual | $19.99 | per year |
| Archie Unlimited — Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is EchoLoci free?

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

### Is Archie free?

Archie is free to download, with in-app purchases available.

### Do EchoLoci or Archie have ads?

Neither EchoLoci nor Archie shows ads.

### Which is updated more often, EchoLoci or Archie?

EchoLoci ships an update every 6 weeks, and Archie every 6 days. Most recently, EchoLoci was updated on October 30, 2026 and Archie on October 30, 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.*