# Turtle vs NILA SPHERE

The clearest difference is in-app purchases: Turtle at none against NILA SPHERE's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. NILA SPHERE sells 2 in-app purchases, starting at $1.99 per month. Turtle asks for nothing beyond the download.

Turtle ships an update every 2 weeks, NILA SPHERE every 10 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Turtle | NILA SPHERE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 77 MB | 86 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Julien Kritter](https://appshunter.io/developer/1806288942) | [NILA SPHERE](https://appshunter.io/developer/1846254420) |

## What reviewers say

### Turtle

[App page](https://appshunter.io/ios/app/turtle-mon-empreinte-carbone/id6744149120)

This app helps you understand and reduce your environmental impact by tracking daily activities like meals, travel, and purchases. It offers challenges, badges, and progress tracking to encourage sustainable habits. You can also compare your footprint to global averages and discover eco-friendly brands.

**Highlights:** Add daily activities (meals, travel, purchases), Discover climate impact of activities, Take on challenges to reduce footprint, Unlock badges and track progress, Compare to national and global averages, Discover eco-responsible brands, Organize team challenges for companies

**Features:** macOS Compatibility

**In-app purchases:** none


### NILA SPHERE

[App page](https://appshunter.io/ios/app/nila-sphere/id6754004164)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Yearly subscription | $6.99 | per year |


## Frequently asked questions

### Is Turtle free?

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

### Is NILA SPHERE free?

NILA SPHERE is free to download, with in-app purchases available.

### Do Turtle or NILA SPHERE have ads?

Neither Turtle nor NILA SPHERE shows ads.

### Which is updated more often, Turtle or NILA SPHERE?

Turtle ships an update every 2 weeks, and NILA SPHERE every 10 days. Most recently, Turtle was updated on October 30, 2026 and NILA SPHERE on October 30, 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.*