Comparison

Hailer vs AVID Deer

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

Head to head

Hailer

Go Agile - Get Hailer

About

Hailer

Features

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Hailer - To get stuff done Forget using several systems and apps that you connect with complex integrations. Instead form your own social network, give it a purpose, tick a few boxes to activate the tools you need and effectively communicate to get stuff done. Use the same app to join also the networks of others to be part of reaching their goals.

About

AVID Deer

Features

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AVID is a project to Assess Vegetation for Impacts from Deer. Plants are monitored each year to evaluate the impact of deer browsing. AVID is a method for volunteers, foresters, landowners and others to measure the effect of deer browse on New York forests. Volunteers are encouraged to use AVID to document this aspect of New York forest health. Participants will learn about forest and woodland ecology, how to identify spring wildflowers and trees, and develop an eye for recognizing signs of deer impacts.

Screenshots

Hailer4 screens

AVID Deer3 screens

Verdict

The call

The clearest difference is update cadence: Hailer at every 2 months against AVID Deer's every 4 months. AVID Deer's advantage is iOS requirement (12.4 vs 16.6). On price, ads, in-app purchases 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

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

UpkeepUpdate frequency

Hailer ships an update every 2 months, AVID Deer every 4 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 4 level

Hailer versus AVID Deer: the parameters behind the verdict, then further details
Parameter	Hailer	AVID Deer
Price	Free	Free
Update frequency	Every 2 months — better	Every 4 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	16.6	12.4 — better
Further details — not scored
Size	108 MB	20 MB
Age rating	4+	4+
Developer	Hailer, Inc.	University of Tennessee

In-app purchases

None

Hailer

No in-app purchases

None

AVID Deer

No in-app purchases

Questions

Is Hailer free?

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

Is AVID Deer free?

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

Do Hailer or AVID Deer have ads?

Neither Hailer nor AVID Deer shows ads.

Which is updated more often, Hailer or AVID Deer?

Hailer ships an update every 2 months, and AVID Deer every 4 months. Most recently, Hailer was updated on October 13, 2026 and AVID Deer on October 7, 2026.