# Savior Heat vs TrainVault

The clearest difference is rating: TrainVault at 5.0 against Savior Heat's 2.7. TrainVault also leads on update cadence (monthly vs every 15 months) and review sentiment (100% vs 80%). Savior Heat's advantage is in-app purchases (none vs 2) and ratings volume (10 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. TrainVault sells 2 in-app purchases, starting at $4.99 per month. Savior Heat asks for nothing beyond the download.

TrainVault holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: Savior Heat has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 80% of Savior Heat's written reviews are positive against 100% of TrainVault's.

Savior Heat ships an update every 15 months, TrainVault monthly. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Savior Heat | TrainVault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (10 ratings)](https://appshunter.io/ios/app/savior-heat/id1570115467/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trainvault/id6761489728/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | **Free** | Freemium |
| Size | 25 MB | 49 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [伟 张](https://appshunter.io/developer/1525653329) | [Bobbeegal LLC](https://appshunter.io/developer/1876673604) |

## 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, Vision Pro support

**In-app purchases:** none


### TrainVault

[App page](https://appshunter.io/ios/app/trainvault/id6761489728)

Effortlessly create personalized workout plans with AI. Import routines from photos, videos, or websites, or let the app generate custom plans based on your goals and equipment. Track progress and access a library of exercises with animated demonstrations.

**Highlights:** AI workout generation, Workout import from photos/videos/websites, Extensive exercise library with demos, Weekly workout scheduling, Progress tracking, Built-in rest timers

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrainVault Pro Monthly | $4.99 | per month |
| TrainVault Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Savior Heat free?

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

### Is TrainVault free?

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

### Which has better reviews, Savior Heat or TrainVault?

TrainVault is rated higher. Savior Heat averages 2.7 out of 5 from 10 ratings, while TrainVault averages 5.0 from 1 ratings.

### Do Savior Heat or TrainVault have ads?

Neither Savior Heat nor TrainVault shows ads.

### Which is updated more often, Savior Heat or TrainVault?

Savior Heat ships an update every 15 months, and TrainVault monthly. Most recently, Savior Heat was updated on October 7, 2026 and TrainVault on October 1, 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.*