# AD Certify vs Avery Dennison TT Sensor Plus2

AD Certify and Avery Dennison TT Sensor Plus2 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.

AD Certify ships an update every 7 months, Avery Dennison TT Sensor Plus2 every 4 months. The most recent releases landed on June 3, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | AD Certify | Avery Dennison TT Sensor Plus2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 79 MB | 8 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Avery Dennison Retail Information Services](https://appshunter.io/developer/1083971408) | [European Communications Consultancy Team B.V.](https://appshunter.io/developer/1347867621) |

## What reviewers say

### AD Certify

[App page](https://appshunter.io/ios/app/ad-certify/id1083971409)

**Features:** macOS Compatibility

**In-app purchases:** none


### Avery Dennison TT Sensor Plus2

[App page](https://appshunter.io/ios/app/avery-dennison-tt-sensor-plus2/id1534998121)

**In-app purchases:** none


## Frequently asked questions

### Is AD Certify free?

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

### Is Avery Dennison TT Sensor Plus2 free?

Avery Dennison TT Sensor Plus2 is free to download, with no in-app purchases.

### Do AD Certify or Avery Dennison TT Sensor Plus2 have ads?

Neither AD Certify nor Avery Dennison TT Sensor Plus2 shows ads.

### Which is updated more often, AD Certify or Avery Dennison TT Sensor Plus2?

AD Certify ships an update every 7 months, and Avery Dennison TT Sensor Plus2 every 4 months. Most recently, AD Certify was updated on June 3, 2026 and Avery Dennison TT Sensor Plus2 on May 18, 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.*