Softwr

Education · head to head

eBird vs Merlin Bird ID

eBird logo

eBird

Education

Free citizen-science checklist app from Cornell Lab of Ornithology for logging bird sightings

From
Free
Rated
-
Full reviewWebsite
Merlin Bird ID logo

Merlin Bird ID

Education

Free bird identification app from Cornell Lab of Ornithology using photo, sound and step-by-step ID

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: eBird it does not identify birds for you, so a beginner needs Merlin or field guide knowledge alongside it.; Merlin Bird ID it only identifies birds, so it is not useful for plants, insects or other wildlife the way a general nature app is.
  • They diverge on capability: eBird covers Checklist logging, Merlin Bird ID covers Sound ID.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which eBird and Merlin Bird ID actually diverge.

Attributes where eBird and Merlin Bird ID differ
AttributeeBirdMerlin Bird ID
PlatformsiOS, Android, WebiOS, Android

Identical on both: starting price (Free), pricing model (Free, no ads and no in-app purchases), free tier (Yes), user rating (Not yet rated), category (Education).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in eBird

  • Checklist logging
  • Hotspot exploration
  • Life list tracking
  • Rare bird alerts
  • Regional review
  • Data used in research

Only in Merlin Bird ID

  • Sound ID
  • Photo ID
  • Step-by-step ID
  • Offline regional packs
  • eBird-linked suggestions
  • No account required for basic use

What people use each for

The jobs each tool is most often brought in to do.

eBird

  • A birder who wants to keep a searchable life list across every location they have visitednot Merlin Bird ID
  • Someone wanting alerts when a rare species is reported nearbynot Merlin Bird ID
  • A researcher or land manager pulling public sighting data for a specific regionnot Merlin Bird ID
  • A group leading a birding outing who wants to log a shared checklist for the tripnot Merlin Bird ID

Merlin Bird ID

  • A casual walker who hears a bird and wants to know what it is without paying for an appnot eBird
  • A birdwatcher building a life list who wants identification tied to real regional sighting datanot eBird
  • Someone teaching a child to identify birds without exposing them to ads or a paywallnot eBird
  • A hiker who wants offline bird identification in an area with no signalnot eBird

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

eBird

  • It does not identify birds for you, so a beginner needs Merlin or field guide knowledge alongside it.
  • Data quality depends on volunteer regional review, so unusual sightings can take time to verify or may be rejected.
  • The interface is built for structured data entry rather than casual browsing, which some users find less inviting than a photo-first app.
  • Hotspot and rare bird alert usefulness varies heavily by region, since it depends on local birder density submitting checklists.
  • As a research tool first, some workflows such as trip list exports and taxonomy changes prioritise data accuracy over ease of use.

Merlin Bird ID

  • It only identifies birds, so it is not useful for plants, insects or other wildlife the way a general nature app is.
  • Sound ID can struggle in noisy environments or with overlapping bird calls, since it depends on a clean audio signal.
  • Being a free institutional project, feature releases and interface polish move more slowly than a funded commercial app.
  • Photo ID accuracy drops for juvenile birds, moulting birds or poor-quality photos, more so than for well-lit adult specimens.
  • It has no social or gamified layer, so users who want streaks, badges or a community feed will find it plain by comparison.

Pricing, plan by plan

eBird

Free
  • eBirdFree
    • Unlimited checklist logging
    • Hotspot and rare bird alerts
    • Web and mobile access

Merlin Bird ID

Free
  • Merlin Bird IDFree
    • All identification modes included
    • Offline regional bird packs
    • No account required for identification

Which should you pick?

Choose eBird if

  • You need checklist logging.
  • You want to start without paying.
  • You work on iOS, Android, Web.
  • You also want hotspot exploration.
eBird review

Choose Merlin Bird ID if

  • You need sound id.
  • You want to start without paying.
  • You work on iOS, Android.
  • You also want photo id.
Merlin Bird ID review

Questions people ask

Is eBird or Merlin Bird ID better?
Neither clearly leads. eBird starts at Free and Merlin Bird ID at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, eBird or Merlin Bird ID?
eBird starts at Free and Merlin Bird ID at Free.
Does eBird or Merlin Bird ID run on more platforms?
eBird runs on iOS, Android, Web. Merlin Bird ID runs on iOS, Android.
Can I use eBird for free?
Both have a free tier, so you can try either at no cost before committing.
What is eBird best used for?
eBird is most often used for a birder who wants to keep a searchable life list across every location they have visited, someone wanting alerts when a rare species is reported nearby, a researcher or land manager pulling public sighting data for a specific region, a group leading a birding outing who wants to log a shared checklist for the trip. Of those, a birder who wants to keep a searchable life list across every location they have visited and someone wanting alerts when a rare species is reported nearby are not what Merlin Bird ID is typically brought in for.
What can eBird do that Merlin Bird ID cannot?
eBird covers Checklist logging, Hotspot exploration, Life list tracking, Rare bird alerts. Merlin Bird ID covers Sound ID, Photo ID, Step-by-step ID, Offline regional packs.

Answered from the vendors’ own pages

eBird: Is eBird free?

Yes, entirely, with no ads or paid tier, funded by the Cornell Lab of Ornithology.

Merlin Bird ID: Is Merlin Bird ID really free with no catch?

Yes. It has no ads, no in-app purchases and no subscription; it is funded by the Cornell Lab of Ornithology as a research and outreach tool.

eBird: Does eBird identify birds?

No, it records checklists of species you already believe you saw; Merlin Bird ID handles identification.

Merlin Bird ID: How is it different from eBird?

Merlin identifies birds; eBird is where you log checklists and sightings that feed the research database Merlin draws its suggestions from.

eBird: Who uses the data?

Researchers, conservation organisations and government agencies use eBird data to study migration and population trends.

Merlin Bird ID: Does it work offline?

Yes, once you download the regional bird pack for your area.

Share

Related pages

More on eBird

More on Merlin Bird ID

Keep looking

Other head to heads