Comparison

iForester vs Arena Mobile

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

Head to head

About

iForester

Features

Read full description

An app for tree inventory and tree diameter and DBH measurement

About

Arena Mobile

Features

Read full description

Arena Mobile is a user-friendly, free, and open-source application designed to streamline offline data collection. Serving as a companion to “Open Foris Arena”, it offers seamless data handling with an intuitive interface, capable of capturing diverse data types such as numbers, coordinates, images, videos, and text. Arena Mobile enables efficient collection of field data in various sectors, including forest inventories and interviews, by implementing customisable validation rules to ensure high-quality data. Supported by a robust community, it integrates with the Arena platform for analytics and reporting, making it an ideal choice for various data assessment needs.

Screenshots

iForester4 screens

Arena Mobile4 screens

Verdict

The call

The clearest difference is update cadence: Arena Mobile at weekly against iForester's every 2 months. 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

iForester ships an update every 2 months, Arena Mobile weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 5 level

iForester versus Arena Mobile: the parameters behind the verdict, then further details
Parameter	iForester	Arena Mobile
Price	Free	Free
Update frequency	Every 2 months	Weekly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad
Requires iOS	15.6 — better	16.4
Further details — not scored
Size	143 MB	70 MB
Age rating	4+	4+
Developer	Purdue Research Foundation (Apps)	Food and Agriculture Organization of the United Nations

In-app purchases

None

iForester

No in-app purchases

None

Arena Mobile

No in-app purchases

Questions

Is iForester free?

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

Is Arena Mobile free?

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

Do iForester or Arena Mobile have ads?

Neither iForester nor Arena Mobile shows ads.

Which is updated more often, iForester or Arena Mobile?

iForester ships an update every 2 months, and Arena Mobile weekly. Most recently, iForester was updated on October 24, 2026 and Arena Mobile on October 28, 2026.