Comparison

TreeOneOne vs LiferWatch Birding

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

Head to head

TreeOneOne

Learn about nearby trees

Find your next lifer

★ 5.05 ratingsView app →

About

TreeOneOne

Read full description

Get to know your neighbors! Thanks to the incredible NYC Parks open datasets, TreeOneOne covers most tress across the five boroughs.

About

LiferWatch Birding

Discover new bird species with this app. It allows you to sync your sightings with eBird, compare recent observations, and track the birds you aim to find.

Highlights

Sync eBird sightings
Compare recent observations
Track target bird species
Discover new birds

Features

Read full description

Welcome to LiferWatch: the smarter way to find your next bird. Sync eBird, compare recent sightings, and chase the birds you still need.

Screenshots

TreeOneOne4 screens

LiferWatch Birding4 screens

Verdict

The call

TreeOneOne and LiferWatch Birding are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

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

UpkeepUpdate frequency

TreeOneOne ships an update weekly, LiferWatch Birding fortnightly. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

ScorecardNo meaningful differences

TreeOneOne versus LiferWatch Birding: the parameters behind the verdict, then further details
Parameter	TreeOneOne	LiferWatch Birding
Price	Free	Free
Rating	—	5.0 (5 ratings) — better
Positive reviews	—	100.0% of reviews
Number of ratings	—	5 — better
Update frequency	Weekly — better	Fortnightly
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	16.3	15.1 — better
Further details — not scored
Size	1 MB	37 MB
Age rating	4+	4+
Developer	Jeremy Gordon	Parsus Solutions, LLC

In-app purchases

None

TreeOneOne

No in-app purchases

None

LiferWatch Birding

No in-app purchases

Questions

Is TreeOneOne free?

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

Is LiferWatch Birding free?

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

Do TreeOneOne or LiferWatch Birding have ads?

Neither TreeOneOne nor LiferWatch Birding shows ads.

Which is updated more often, TreeOneOne or LiferWatch Birding?

TreeOneOne ships an update weekly, and LiferWatch Birding fortnightly. Most recently, TreeOneOne was updated on October 14, 2026 and LiferWatch Birding on October 7, 2026.