# BirdTrace vs Spark Birds

The clearest difference is iOS requirement: Spark Birds at 15.1 against BirdTrace's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

BirdTrace ships an update weekly, Spark Birds every 10 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BirdTrace | Spark Birds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/birdtrace/id6784076225/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | Free |
| Size | 232 MB | 50 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [晓宇 沈](https://appshunter.io/developer/6784057413) | [Delroy Peters](https://appshunter.io/developer/6786415395) |

## What reviewers say

### BirdTrace

[App page](https://appshunter.io/ios/app/birdtrace/id6784076225)

This app helps you identify birds from photos, explore detailed species information, and keep a personal record of your sightings. It features a global bird database, offline identification capabilities, and conservation status for species in China.

**Highlights:** Offline bird identification from photos, Global bird database with 11,171 species, Bilingual (Chinese/English) species encyclopedia, Record and collect bird sightings, Conservation status for Chinese species, Unlock achievements for bird discoveries

**In-app purchases:** none


### Spark Birds

[App page](https://appshunter.io/ios/app/spark-birds/id6786415393)

Identify birds with AI assistance, log your sightings, and discover avian activity in your area. This app offers a comprehensive library of species and allows you to receive alerts for birds nearby. It's designed for anyone interested in learning about and documenting birdlife.

**Highlights:** AI-assisted bird identification, Save and manage bird sightings, Explore nearby bird activity, Receive local bird alerts, Browse species library with details, Share sightings with community

**In-app purchases:** none


## Frequently asked questions

### Is BirdTrace free?

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

### Is Spark Birds free?

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

### Do BirdTrace or Spark Birds have ads?

Neither BirdTrace nor Spark Birds shows ads.

### Which is updated more often, BirdTrace or Spark Birds?

BirdTrace ships an update weekly, and Spark Birds every 10 days. Most recently, BirdTrace was updated on October 24, 2026 and Spark Birds on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*