# Savior Heat vs Bird Code Lookup

The clearest difference is update cadence: Savior Heat at every 14 months against Bird Code Lookup's every 40 months. Savior Heat also leads on iOS requirement (12.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Savior Heat ships an update every 14 months, Bird Code Lookup every 40 months. The most recent releases landed on July 5, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Savior Heat | Bird Code Lookup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (5 ratings)](https://appshunter.io/ios/app/savior-heat/id1570115467/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 40 months |
| Monetization | Free | — |
| Size | 7 MB | 212 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [伟 张](https://appshunter.io/developer/1525653329) | [PVI Maine LLC](https://appshunter.io/developer/384927995) |

## What reviewers say

### Savior Heat

[App page](https://appshunter.io/ios/app/savior-heat/id1570115467)

Control smart Bluetooth heated apparel and accessories. Adjust heating power, set constant temperatures, and manage countdown timers for personalized comfort.

**Highlights:** Control Bluetooth heated hats, clothes, gloves, socks, and insoles, Set heating gear power, Configure constant temperature settings, Manage heating countdown timers, Personalized comfort control

**Features:** macOS Compatibility

**In-app purchases:** none


### Bird Code Lookup

[App page](https://appshunter.io/ios/app/bird-code-lookup/id1613972286)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Savior Heat free?

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

### Is Bird Code Lookup free?

Bird Code Lookup is free to download, with no in-app purchases.

### Do Savior Heat or Bird Code Lookup have ads?

Neither Savior Heat nor Bird Code Lookup shows ads.

### Which is updated more often, Savior Heat or Bird Code Lookup?

Savior Heat ships an update every 14 months, and Bird Code Lookup every 40 months. Most recently, Savior Heat was updated on July 5, 2026 and Bird Code Lookup on July 7, 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.*