# NAIA vs Wristy

The clearest difference is price: NAIA at Free against Wristy's $0.99. NAIA also leads on update cadence (every 4 days vs every 8 months) and iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

NAIA is free to download; Wristy costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NAIA ships an update every 4 days, Wristy every 8 months. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | NAIA | Wristy |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/wristy/id6443986821/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 8 months |
| Monetization | **Free** | Paid |
| Size | 28 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SINAR INISIYATIF TEKNOLOJI TURIZM TICARET ITHALAT VE IHRACAT LIMITED SIRKETI](https://appshunter.io/developer/1519086172) | [Daniel Bleisteiner](https://appshunter.io/developer/637366173) |

## What reviewers say

### NAIA

[App page](https://appshunter.io/ios/app/naia/id1645861295)

Generate custom images using artificial intelligence. Describe your desired photo with detailed explanations, and the AI will create it for you in seconds.

**Highlights:** AI image generation, Detailed photo descriptions, Fast image creation, Customizable visuals

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

**In-app purchases:** none


### Wristy

[App page](https://appshunter.io/ios/app/wristy/id6443986821)

Displays your wrist temperature directly on your homescreen via widgets. Requires an Apple Watch Series 8 or Ultra to gather sleep temperature data. Supports dark mode and is available in English and German.

**Highlights:** Homescreen widgets, Wrist temperature display, Apple Watch Series 8/Ultra data integration, HealthKit authorization, Dark mode support, English and German language support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NAIA free?

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

### Is Wristy free?

Wristy costs $0.99, with no in-app purchases.

### Do NAIA or Wristy have ads?

Neither NAIA nor Wristy shows ads.

### Which is updated more often, NAIA or Wristy?

NAIA ships an update every 4 days, and Wristy every 8 months. Most recently, NAIA was updated on October 7, 2026 and Wristy on October 12, 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.*