# Ref Tools vs ServiceTitan Field

The clearest difference is review sentiment: Ref Tools at 58% against ServiceTitan Field's 6%. Ref Tools also leads on rating (3.9 vs 3.5) and iOS requirement (15.0 vs 17.4). ServiceTitan Field's advantage is ratings volume (5.5K vs 52) and update cadence (every 11 days vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Ref Tools holds the better App Store score, 3.9 against 3.5. That said, the two scores are not equally well evidenced: ServiceTitan Field has 5.5K ratings behind it against 52, so its average is the more settled of the two. Written reviews point the same way: 58% of Ref Tools's written reviews are positive against 6% of ServiceTitan Field's.

Ref Tools ships an update monthly, ServiceTitan Field every 11 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Ref Tools | ServiceTitan Field |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (52 ratings)](https://appshunter.io/ios/app/ref-tools/id472312541/reviews)** | [3.5 (5.5K ratings)](https://appshunter.io/ios/app/servicetitan-field/id1629928933/reviews) |
| Number of ratings | 52 | **5.5K** |
| Positive reviews | **57.6% of reviews** | 6.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free | Free |
| Size | 98 MB | 441 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [ServiceTitan Inc.](https://appshunter.io/developer/977674672) |

## What reviewers say

### Ref Tools

[App page](https://appshunter.io/ios/app/ref-tools/id472312541)

This app provides HVACR technicians with essential tools and information for field service. It includes refrigerant calculators, troubleshooting guides, product finders, and access to spare parts. Listen to educational podcasts to enhance your knowledge on the go.

**Highlights:** Refrigerant Slider for P/T calculations, Solenoid valve coil testing tool, Refrigeration system troubleshooting guide, Product data finder, Spare parts ordering, Low-GWP refrigerant comparison, TXV Superheat optimization, Educational podcasts

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

**In-app purchases:** none

**What reviewers like**

- 👍 Useful tool for HVAC/R techs
- 👍 Great idea for an app
- 👍 Best refrigeration and hvac app
- 👍 Useful App for HVACR
- 👍 Brilliant app

**What reviewers complain about**

- 🐛 Crashes instantly on launch
- 🐛 App won’t open on iPhone
- 🐛 Flashes up and disappears
- 🐛 Cannot open app
- 🐛 Immediately shuts off

**Reported bugs**

- CRASHED instantly on Mac Mini M4
- App won’t open on iPhone
- App flashes up and disappears
- Cannot open app
- Immediately shuts off since recent release

**Requested features**

- More residential AC information
- Troubleshooter for Residential & Commercial
- Add SP22 refrigerant
- Add R-11 refrigerant
- Add R-123 range down to 40 degrees


### ServiceTitan Field

[App page](https://appshunter.io/ios/app/servicetitan-field/id1629928933)

Empower field technicians with comprehensive job history, customer profiles, and on-site sales tools. Streamline workflows with real-time office synchronization, eliminating the need for manual paperwork and enabling seamless job completion and payment processing.

**Highlights:** Job history and customer profiles, On-site estimate building, Record completed work with photos, Take payment to close jobs, Real-time office synchronization, Paperless workflows

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Works well
- 🚀 Great UI
- 🚀 OCR works well
- 🚀 Timesheets are good

**What reviewers complain about**

- 🐛 Crashes consistently
- 🐛 Glitchy and malfunctioning
- 🐛 Convoluted invoicing
- 👎 Missing features
- 👎 Less capable than previous version

**Reported bugs**

- Can't clock in/out
- Can't write up job summary properly
- Frequent sign-outs

**Requested features**

- Ability to add new customers
- See job duration for labor charges
- Sell memberships in the field


## Frequently asked questions

### Is Ref Tools free?

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

### Is ServiceTitan Field free?

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

### Which has better reviews, Ref Tools or ServiceTitan Field?

Ref Tools is rated higher. Ref Tools averages 3.9 out of 5 from 52 ratings, while ServiceTitan Field averages 3.5 from 5.5K ratings.

### Do Ref Tools or ServiceTitan Field have ads?

Neither Ref Tools nor ServiceTitan Field shows ads.

### Which is updated more often, Ref Tools or ServiceTitan Field?

Ref Tools ships an update monthly, and ServiceTitan Field every 11 days. Most recently, Ref Tools was updated on October 24, 2026 and ServiceTitan Field 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.*