Comparison

Collins British Bird Guide vs e

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Collins British Bird Guide

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
Currently charting
Read full description

Collins British Bird Guide takes 264 of the most commonly seen British & Irish bird species from the award-winning Collins Bird Guide and presents them in the same easy-to-use practical format. Search for a species by location, time of year or plumage traits; browse the stunning illustrations by Killian Mullarney and Dan Zetterström; read the authoritative text by Lars Svensson; check distribution against the up-to-date maps taken from Bird Atlas 2007–2011; or listen to any of the hundreds of sound recordings. Praise for the Collins Bird Guide app: ‘It’s much more convenient than taking a big book with you...the Collins app is fantastic.’ – Chris Packham, Metro ‘The Collins Bird Guide app is destined to become a real triumph, the ultimate in field guide apps — and deservedly so.’ – BirdGuides Features include: ‣ Beautiful illustrations by Killian Mullarney and Dan Zetterström ‣ Detailed text covering habitat, range, identification and voice by Lars Svensson ‣ Record sightings, location and date with the listing tool ‣ Powerful search filter ‣ Intuitive design to quickly and easily swipe through species ‣ Curated lists of confusable species ‣ Over 550 carefully selected songs and calls – many by author Lars Svensson ‣ Select species names from 30+ languages ‣ Expertly edited video clips for every species in the app (require in-app purchase) ‣ Weighs nothing! Identify Assist is our brand-new subscription service. Instantly identify species from photos and recordings with cutting-edge AI. The latest version of the app requires iOS 17.0 or later. If you like the app, don’t forget to share the app, rate it and leave a review. Privacy Policy natureguides.com/privacy-policy Terms of Use apple.com/legal/internet-services/itunes/dev/stdeula/

About

e

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
Read full description

e-Surveyor helps you to assess the quality of the wildflower habitat you have created on your farm. The app combines image recognition of plants and a rich data set of seed mixes and plant attributes to provide reports on habitat quality.

Screenshots

Collins British Bird Guide4 screens
e4 screens

Verdict

The call

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) and chart position (#192 vs unranked). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard7 real differences · 4 level
Collins British Bird Guide versus e: the parameters behind the verdict, then further details
ParameterCollins British Bird Guidee
Price$7.99Free — better
Rating4.0 (1 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#192 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size342 MB53 MB
Age rating4+4+
DeveloperNatureGuides Ltd.Centre for Ecology and Hydrology

Customer experience

Collins British Bird Guide

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews18 reviews
Positive66.7%
Neutral5.6%
Negative27.8%

e

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Collins British Bird Guide

Subscriptions2
  • Identify Assist - monthly$1.991 Month
  • Identify Assist - yearly14 Days trial$12.991 Year
One-time2
  • Third edition$0.49
  • Video Library$4.99
None

e

No in-app purchases

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.

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