Comparison

GasSCAN vs TTsolar

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

Head to head
About

GasSCAN

Scan barcodes or QR codes that comply with ASTM F2897 standards. The app records scan data along with GPS location, allowing for easy export of scan lists in CSV format for GIS integration.

Highlights
  • ASTM F2897 barcode scanning
  • QR code scanning
  • GPS data logging
  • Scan history storage
  • CSV export
  • ArcGIS Online integration
Features
Read full description

An application to allow the scanning of a barcode or QR code that meets ASTM F2897 standard. Application stores all scans and includes GPS data while scanning. Once a list of scans has been completed, a user can export the scans in csv format and email to someone else. The csv is structured in such a way that it can be uploaded directly into ArcGIS Online to produce barcodes in a GIS format.

About

TTsolar

This platform is designed for users of the Jiamei Tianhe Yuan power station to manage and maintain their facilities. It provides a centralized system for operational oversight and upkeep.

Highlights
  • Power station maintenance
  • User platform
  • Facility management
  • Operational oversight
  • Upkeep system
Features
Read full description

An intelligent monitoring user-side APP specially designed for PV power station owners, making the generation of every kilowatt-hour of electricity clearly visible and operation and maintenance management easy and convenient! Real-time Power Generation Data Monitoring: Track the operation status of the power station 24/7, with real-time updates of core parameters such as power generation, voltage, and current. Intuitively present power generation details and keep abreast of the power station's revenue dynamics at any time. Intelligent Abnormal Alarm Reminder: Accurately capture problems such as equipment failures and abnormal power generation, and push alarm information through the APP in the first place. You can know in time without on-site duty, reducing power generation losses. Multi-dimensional Data Statistics: Automatically generate daily, weekly, monthly and annual power generation statistical reports. Visual charts clearly show power generation trends, helping users accurately evaluate power station benefits and reasonably plan energy use. Minimalist Operation Experience: The interface design is simple and intuitive, with core functions accessible with one click. No professional operation and maintenance knowledge is required to get started easily, and you can remotely control the power station status anytime and anywhere.

Screenshots

GasSCAN3 screens
TTsolar4 screens

Verdict

The call

The clearest difference is ratings volume: GasSCAN at 8 against TTsolar's 1. TTsolar's advantage is iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for GasSCAN against 5.0 for TTsolar. That said, the two scores are not equally well evidenced: GasSCAN has 8 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

GasSCAN ships an update every 4 months, TTsolar every 7 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
GasSCAN versus TTsolar: the parameters behind the verdict, then further details
ParameterGasSCANTTsolar
PriceFreeFree
Rating4.9 (8 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings8 — better1
Update frequencyEvery 4 months — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size517 MB67 MB
Age rating4+17+
DeveloperMagnolia River建孟 罗

Customer experience

GasSCAN

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

TTsolar

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

GasSCAN

No in-app purchases

None

TTsolar

No in-app purchases

Questions

Is GasSCAN free?
GasSCAN is free to download, with no in-app purchases.
Is TTsolar free?
TTsolar is free to download, with no in-app purchases.
Which has better reviews, GasSCAN or TTsolar?
TTsolar is rated higher. GasSCAN averages 4.9 out of 5 from 8 ratings, while TTsolar averages 5.0 from 1 ratings.
Do GasSCAN or TTsolar have ads?
Neither GasSCAN nor TTsolar shows ads.
Which is updated more often, GasSCAN or TTsolar?
GasSCAN ships an update every 4 months, and TTsolar every 7 months. Most recently, GasSCAN was updated on October 7, 2026 and TTsolar on October 1, 2026.

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