ARUgreen vs Tremap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ARUgreen
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This app is the companion for the ARUgreen programme, designed to encourage staff to take positive actions that improve sustainability and wellbeing at the University. With this app you will be able to earn Green Points for your actions in themes including Get Involved, Energy Saving, Sustainable Travel, Health & Wellbeing, Responsible Purchasing and Waste & Recycling. You can make submissions, opt into activities and earn Green Points as well as view the leader boards and enter your weekly achievements.
Tremap
This app allows users to map and record trees globally, cataloging species, locations, and conditions. It contributes to a worldwide digital tree inventory, supported by species sponsors.
- Map trees with GPS accuracy
- Record species, photos, and notes
- Contribute to global tree inventory
- Track tree condition changes
- Export tree data for reports
- Interactive team maps
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Tremap is the global tree inventory – the definitive way to map trees, record species, build collections, and showcase Species Sponsors. From gardens and estates to councils, campuses, cities and airports, Tremap creates clear, accurate tree records that grow in value every time a tree is added. USE YOUR PHONE TO MAP EVERY TREE Record any tree in seconds. Add species, GPS location, photos, notes and condition data. Every tree becomes part of the world's growing digital treescape, supported by organisations sponsoring species that matter. • Map trees anywhere in the world with GPS-accurate placement • Record species, photos, notes and tags instantly • Species entries enriched by sponsor partners • Go Premium for private data protection CONTRIBUTE TO THE WORLD'S LARGEST TREE INVENTORY Build a single, reliable record of every tree. Search and group by species, priority or location. Track condition changes over time. Perfect for estates, councils, campuses, airports, gardens and contractors managing trees at scale. SPECIES SPONSORS – VISIBLE WHERE IT MATTERS Many species on Tremap are backed by Species Sponsors: organisations who support their protection, documentation and long-term understanding. Sponsors drive conservation work, community mapping, expanded datasets, biodiversity research and the recording of rare and culturally significant trees. Sponsored species display a Sponsor Badge, giving organisations meaningful visibility at tree-level and species-level across the map. INTERACTIVE MAPS FOR TEAMS, VISITORS & PROJECTS View all trees on one live map. Share with staff, clients and visitors. Highlight sponsored species. Support planning, conservation, heritage and ESG reporting instantly. EXPORT FOR AUDITS, REPORTS & MANAGEMENT Export tree data in clear formats ready for ESG and sustainability reporting. Ideal for arborists, consultants and contractors managing tenders, risk checks and planning applications. USED ACROSS THE WORLD Tremap powers tree inventories from Cornwall to Calcutta, supporting estates, universities, local authorities, major landscapes, infrastructure sites and global collections. Every new tree strengthens the map of the world's treescape. Map it. Know it. Care for it.
Screenshots
Verdict
The clearest difference is update cadence: Tremap at every 3 weeks against ARUgreen'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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ARUgreen ships an update every 2 months, Tremap every 3 weeks. The most recent releases landed on September 15, 2026 and June 5, 2026 respectively.
| Parameter | ARUgreen | Tremap |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 55 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | Green Rewards Ltd | R&D Commercial Ltd |
In-app purchases
ARUgreen
No in-app purchases
Tremap
No in-app purchases








