Nature's Notebook vs TrashBlitz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nature's Notebook
Record observations of plant and animal life cycles, such as flowering and migration. Mark observation sites, create species lists, and log seasonal changes in nature.
- Record plant and animal life cycle events
- Mark observation sites
- Create species lists
- Log seasonal observations
- Citizen science program
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Nature's Notebook is a program for observing and recording plant and animal life cycle events, like flowering and bird migration. Use this app to mark your sites, create a list of plants and animals, and going into the field to record observations throughout the seasons. Find out more at www.usanpn.org/nn/guidelines.
TrashBlitz
This app allows users to log and track the trash they collect from various locations, including national parks, neighborhoods, and cities. It helps users contribute to environmental cleanup efforts by documenting their impact.
- Track trash pickup
- Log environmental cleanup efforts
- Document trash collection
- Support National Park cleanups
- Community cleanup tracking
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Trashblitz is the app to allow people to track the trash they pick up in National Parks or around their house, company, city, or town.
Screenshots
Verdict
The clearest difference is rating: TrashBlitz at 4.4 against Nature's Notebook's 3.1. TrashBlitz also leads on review sentiment (71% vs 40%). Nature's Notebook's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 15.1). On price, ratings volume, ads and in-app purchases 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.
TrashBlitz holds the better App Store score, 4.4 against 3.1. Both are backed by a comparable volume of ratings — 26 and 12 respectively. Written reviews point the same way: 40% of Nature's Notebook's written reviews are positive against 71% of TrashBlitz's.
Nature's Notebook ships an update every 3 weeks, TrashBlitz every 2 months. The most recent releases landed on July 7, 2026 and September 15, 2026 respectively.
| Parameter | Nature's Notebook | TrashBlitz |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (26 ratings) | 4.4 (12 ratings) — better |
| Positive reviews | 40.0% of reviews | 71.4% of reviews — better |
| Number of ratings | 26 — better | 12 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 47 MB | 38 MB |
| Age rating | 4+ | 12+ |
| Developer | National Phenology Network | The 5 Gyres Institute |
Customer experience
Nature's Notebook
TrashBlitz
In-app purchases
Nature's Notebook
No in-app purchases
TrashBlitz
No in-app purchases
Questions
Is Nature's Notebook free?
Is TrashBlitz free?
Which has better reviews, Nature's Notebook or TrashBlitz?
Do Nature's Notebook or TrashBlitz have ads?
Which is updated more often, Nature's Notebook or TrashBlitz?
Other comparisons
