# HyTools vs Jumpstash

The clearest difference is review sentiment: Jumpstash at 100% against HyTools's 50%. Jumpstash also leads on update cadence (every 2 weeks vs every 6 weeks) and rating (4.2 vs 4.0). On price, ratings volume, 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.

Jumpstash holds the better App Store score, 4.2 against 4.0. Both are backed by a comparable volume of ratings — 5 and 5 respectively. Written reviews point the same way: 50% of HyTools's written reviews are positive against 100% of Jumpstash's.

HyTools ships an update every 6 weeks, Jumpstash every 2 weeks. The most recent releases landed on July 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | HyTools | Jumpstash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (5 ratings)](https://appshunter.io/ios/app/hytools/id537674477/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/jumpstash/id1465670860/reviews)** |
| Number of ratings | 5 | 5 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 114 MB | 17 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [IMI Hydronic Engineering International SA](https://appshunter.io/developer/508015425) | [Michael Mackintosh II](https://appshunter.io/developer/1281426136) |

## What reviewers say

### HyTools

[App page](https://appshunter.io/ios/app/hytools/id537674477)

This app provides HVAC professionals with a comprehensive suite of hydronic calculation tools. It assists with tasks like valve sizing, pressure drop calculations, and radiator power estimation. The tool offers unit conversion and language selection for user convenience.

**Highlights:** Hydronic calculator, Valve sizing and presetting, Radiator power estimation, Pipe sizing, Unit conversion, Pressure maintenance calculation

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

**In-app purchases:** none


### Jumpstash

[App page](https://appshunter.io/ios/app/jumpstash/id1465670860)

Securely store backup codes for your accounts in iCloud Keychain. Access them from any device logged into iCloud, ensuring you never lose access to your important services.

**Highlights:** Secure backup code storage, iCloud Keychain integration, Cross-device access, Account lockout prevention, Token generation backup

**In-app purchases:** none


## Frequently asked questions

### Is HyTools free?

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

### Is Jumpstash free?

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

### Which has better reviews, HyTools or Jumpstash?

Jumpstash is rated higher. HyTools averages 4.0 out of 5 from 5 ratings, while Jumpstash averages 4.2 from 5 ratings.

### Do HyTools or Jumpstash have ads?

Neither HyTools nor Jumpstash shows ads.

### Which is updated more often, HyTools or Jumpstash?

HyTools ships an update every 6 weeks, and Jumpstash every 2 weeks. Most recently, HyTools was updated on July 25, 2026 and Jumpstash on September 14, 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.*