# PumpSentri2 vs TRIPAC Engineering Box

PumpSentri2 and TRIPAC Engineering Box are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

PumpSentri2 ships an update every 6 months, TRIPAC Engineering Box every 7 months. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PumpSentri2 | TRIPAC Engineering Box |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Size | 31 MB | 36 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cornell Pump Company](https://appshunter.io/developer/879210510) | [Tripac Marketing, Inc.](https://appshunter.io/developer/1743232346) |

## What reviewers say

### PumpSentri2

[App page](https://appshunter.io/ios/app/pumpsentri2/id6480528615)

**Features:** macOS Compatibility

**In-app purchases:** none


### TRIPAC Engineering Box

[App page](https://appshunter.io/ios/app/tripac-engineering-box/id6502211505)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PumpSentri2 free?

PumpSentri2 is free to download, with no in-app purchases.

### Is TRIPAC Engineering Box free?

TRIPAC Engineering Box is free to download, with no in-app purchases.

### Do PumpSentri2 or TRIPAC Engineering Box have ads?

Neither PumpSentri2 nor TRIPAC Engineering Box shows ads.

### Which is updated more often, PumpSentri2 or TRIPAC Engineering Box?

PumpSentri2 ships an update every 6 months, and TRIPAC Engineering Box every 7 months. Most recently, PumpSentri2 was updated on October 15, 2026 and TRIPAC Engineering Box on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*