---
title: "BTO Ringing & NRS Info — App Overview"
url: https://marlvel.ai/intel-report/reference/bto-ringing-nrs-info
category: Reference
developer: BTO
platforms: ios, android
rating: N/A (0 ratings)
pricing: free
report_level: overview
generated: 2026-05-09
last_verified: "2026-05-09T03:21:16.064Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app serves as a centralized, standardized reference guide for UK-based bird research and monitoring activities.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Reference |
| Rating | N/A ★ (0) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 2.0.3 |
| Latest Version (Android) | 2.0.4 |
| Developer | BTO |

<!-- SECTION: Summary -->
## What is BTO Ringing & NRS Info?

BTO Ringing & NRS Info is a reference tool designed for bird ringers, nest recorders, and scientists in the UK. It provides standardized data for bird ringing, nest recording, and biometric documentation to ensure consistency in field research.

<!-- SECTION: Key Features -->
## Key Features

- **Ring Size and Code Reference**: Provides accurate ring sizes and codes for both full-grown birds and pulli.
- **Nest Recording Tools**: Supplies the necessary codes for documenting nest locations and their contents.
- **Biometric and Condition Data**: Includes standardized codes for recording bird biometrics, physical condition, and status.
- **Habitat Classification**: Offers a library of standard habitat codes for consistent environmental reporting.

<!-- SECTION: Target Audience -->
## Who is it for?

Professional and volunteer ornithologists, bird ringers, and nest recorders.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/bto-ringing-nrs-info/id466711615?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=bto.android.ringing.info&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/reference/bto-ringing-nrs-info)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/reference/bto-ringing-nrs-info).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*