# ChillerROI vs TECO

The clearest difference is update cadence: ChillerROI at every 4 months against TECO's every 12 months. 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.

ChillerROI ships an update every 4 months, TECO every 12 months. The most recent releases landed on September 26, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | ChillerROI | TECO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/teco/id1504048890/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | — | Free |
| Size | 18 MB | 42 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [Teco Australia PTY LTD](https://appshunter.io/developer/651392798) |

## What reviewers say

### ChillerROI

[App page](https://appshunter.io/ios/app/chillerroi/id1434676571)

**Features:** macOS Compatibility

**In-app purchases:** none


### TECO

[App page](https://appshunter.io/ios/app/teco/id1504048890)

Access technical information, installation data, and energy savings calculations for specific product lines. This utility helps with VFD sizing and allows users to create product baskets for sales inquiries.

**Highlights:** Technical library access, Installation data, Virtual slide guide, Electrical and mechanical data, Energy savings calculator, VFD sizing, Product basket creation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChillerROI free?

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

### Is TECO free?

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

### Do ChillerROI or TECO have ads?

Neither ChillerROI nor TECO shows ads.

### Which is updated more often, ChillerROI or TECO?

ChillerROI ships an update every 4 months, and TECO every 12 months. Most recently, ChillerROI was updated on September 26, 2026 and TECO on June 4, 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.*