From Hectre, creators of the world’s simplest orchard technologies, comes Spectre.

The fastest, most accurate, and simplest, size and colour data in the world
to be delivered straight from an iPad or iPhone.

Fruit packers around the world love the Spectre fruit sizing app

Spectre for Size

accurate fruit sizing in seconds


With one click of an iPad or iPhone, fruit size and colour is detected, assessed, and data is available for your use within seconds.

Computer vision technology made simple.
No expensive or fancy equipment required.
Unlimited users. Unlimited images.
Use it in the orchard, in receiving, or anywhere you want.
Fast and accurate fruit size distribution data to support critical decision making.

Reduce time spent by


Increase sample size by


The difference

Do it all in seconds and with just one click

Accuracy rates of 95%+

Grader Comparison

We tested the accuracy of Spectre for Size against a multi million dollar commercial grader.

The results speak for themselves.

Receive Accuracy Comparisons
Graphic showing Spectre for Size versus commercial grader comparison

Truck Top Vision

Early Fruit Sizing At Receiving

In response to demand from large corporate packhouses, Hectre has developed Spectre Truck Top Vision.

With Spectre Truck Top Vision, sample sizes in the thousands are collected in seconds via a fixed camera placed at receiving. As arriving trucks pass under the camera, visible fruit bins on the top layer of the truck are captured and Spectre detects and sizes huge volumes of fruit - in seconds.

Learn More
Hectre's Truck Top Vision with Graph - early fruit sizing at receiving using computer vision

Crop Size Estimation

Accurate and Simple Fruitlet Sizing

Spectre for Fruitlets provides growers, agronomists and crop estimators, with one of the fastest, simplest and most accurate methods of sizing fruitlets.

Three Simple Steps
1 - Collect fruitlets
2 - Take photo on iPad or iPhone
3 - Receive sizing data within seconds

Clever Simplicity.

Learn More
Spectre for Fruitlets graph - Crop Size Estimation for pre harvest planning and maturation forecasting

Spectre for Colour

accurate colour data in seconds

Simple Colour Calibration

Environment Set Up

Set up standard settings on iPad or phone e.g. “Inside with lighting”, “Sunny outdoors” to reflect the difference environments make on viewing colour.

Calibrate for Environment

Calibrate colour for your specific settings using the easy hue slider on iPad or phone and save. Once saved, your environment settings can be selected at any time by any user, and new settings can be added.

Spectre colour calibration
Toggle between size and colour with Spectre

Colour Data

Colour Distribution in Seconds

Spectre provides colour distribution data within seconds detailing colour percentages to support successful decision making.

One Single Image Delivers Size AND Colour

Spectre captures one single image straight from iPad or phone and serves up both size and colour distribution data. Toggle between the two data sets.


Orchard and Farm
  • Better understand your quality
  • Increase picking performance
  • Reduce errors – no manual recording
  • Improve logistics
  • Identify areas of improvement
  • Optimise orchard performance


Warehouse and Packhouse
  • Increase receiving sample rate x 100+
  • Streamline storage processes – right bin, right place
  • Reduce packing line resets
  • Improve sales order management with better data
  • Touchless technology – no damage to fruit
  • All data captured and stored with one click
Who Uses Spectre

Spectre is currently being used in the apple and citrus industries, in orchards and farms, and in warehouses and packhouses.

Customers include well known USA companies, Washington Fruit and Produce Company and Yakima Fruit and Cold Storage, South African citrus leaders Mouton Citrus, as well as New Zealand companies including Rockit Global, First Fresh NZ, Hoddy’s Fruit Company, McLean Orchard and many more.

Development to serve other markets in the fruit and vegetable industry is well underway, with Spectre for Cherries in final testing and pears to follow.

Ready to transform, simplify, accelerate and improve the accuracy of your fruit sizing processes?