# Collins British Bird Guide vs e

The clearest difference is price: e at Free against Collins British Bird Guide's $7.99. e also leads on in-app purchases (none vs 4) and review sentiment (100% vs 67%). Collins British Bird Guide's advantage is update cadence (monthly vs every 3 months). On ads and device support there is nothing between them.

e is free to download; Collins British Bird Guide costs $7.99 up front. Collins British Bird Guide sells 4 in-app purchases, starting at $1.99 per month. e asks for nothing beyond the download.

Collins British Bird Guide ships an update monthly, e every 3 months. The most recent releases landed on September 24, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Collins British Bird Guide | e |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/collins-british-bird-guide/id1176939355/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 342 MB | 53 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NatureGuides Ltd.](https://appshunter.io/developer/310574314) | [Centre for Ecology and Hydrology](https://appshunter.io/developer/986306797) |

## What reviewers say

### Collins British Bird Guide

[App page](https://appshunter.io/ios/app/collins-british-bird-guide/id1176939355)

Explore British and Irish birds with detailed illustrations, authoritative text, and sound recordings. Search by location, time, or plumage, and record your sightings. An AI-powered identification tool is available via subscription.

**Highlights:** Detailed illustrations, Authoritative bird text, Sound recordings of songs and calls, Powerful search filter, Record sightings tool, AI-powered species identification (subscription)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Identify Assist - monthly | $1.99 | per month |
| Identify Assist - yearly | $12.99 | per year |
| Third edition | $0.49 | one-time |
| Video Library | $4.99 | one-time |


### e

[App page](https://appshunter.io/ios/app/e-surveyor/id1539907283)

Assess the quality of your farm's wildflower habitat using image recognition and a comprehensive plant database. Generate reports on habitat quality based on identified plants and seed mixes.

**Highlights:** Image recognition of plants, Rich plant and seed mix data, Habitat quality reporting, Farm habitat assessment, Wildflower identification

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Collins British Bird Guide free?

Collins British Bird Guide costs $7.99, and also offers in-app purchases.

### Is e free?

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

### Do Collins British Bird Guide or e have ads?

Neither Collins British Bird Guide nor e shows ads.

### Which is updated more often, Collins British Bird Guide or e?

Collins British Bird Guide ships an update monthly, and e every 3 months. Most recently, Collins British Bird Guide was updated on September 24, 2026 and e on August 13, 2026.

---

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