Comparison

GREENHOW PRO vs TAS Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

GREENHOW PRO

Features

Read full description

GREENHOW PRO is the property of Shenzhen Dwon Technology CO., Limited https://www.dwon.net 1.Backup Contacts and Camera Roll; 2.Play Video, Music; 3.Preview Image， World; Supported File Formats Document : DOC , XLS , PPT , TXT , ELSE; Image: JPG , JPEG , BMP , GIF , ELSE; Audio: MP3 , AAC , AIF , ELSE; Video: MP4 , MOV , MKV , FLV , RMVB , ELSE.

About

TAS Viewer

This application provides tools for the secondary analysis of infrared imaging data. It allows users to examine and interpret thermal images for various purposes.

Highlights

Infrared imaging secondary analysis
Thermal image interpretation
Data examination tools

Features

Read full description

TAS Viewer is an app for infrared imaging secondary analysis.

Screenshots

GREENHOW PRO2 screens

TAS Viewer3 screens

Verdict

The call

The clearest difference is iOS requirement: GREENHOW PRO at 8.0 against TAS Viewer's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

GREENHOW PRO ships an update every 5 weeks, TAS Viewer every 2 months. The most recent releases landed on October 4, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 7 level

GREENHOW PRO versus TAS Viewer: the parameters behind the verdict, then further details
Parameter	GREENHOW PRO	TAS Viewer
Price	Free	Free
Positive reviews	—	100.0% of reviews
Update frequency	Every 5 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	8.0 — better	14.0
Further details — not scored
Size	71 MB	32 MB
Age rating	4+	4+
Developer	锦才钟	红杰李

In-app purchases

None

GREENHOW PRO

No in-app purchases

None

TAS Viewer

No in-app purchases

Questions

Is GREENHOW PRO free?

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

Is TAS Viewer free?

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

Do GREENHOW PRO or TAS Viewer have ads?

Neither GREENHOW PRO nor TAS Viewer shows ads.

Which is updated more often, GREENHOW PRO or TAS Viewer?

GREENHOW PRO ships an update every 5 weeks, and TAS Viewer every 2 months. Most recently, GREENHOW PRO was updated on October 4, 2026 and TAS Viewer on September 15, 2026.