Comparison

SolarEdge Mapper vs DeltaSolar

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

Head to head
About

SolarEdge Mapper

Streamline new system registration for installers by mapping physical layouts directly within the cloud monitoring platform. Create, edit, and verify system layouts on-site, and easily scan and assign power optimizer serial numbers to their correct locations.

Highlights
  • Onsite system registration
  • System physical layout creation
  • Onsite layout editing
  • Onsite layout verification
  • Power optimizer serial number scanning
  • Offline functionality
Features
Read full description

The site mapper allows SolarEdge installers to streamline the registration of a new system by mapping its physical layout in the SolarEdge cloud-based monitoring platform. This application is integrated with the SolarEdge monitoring platform and enables the following functionality: • Simple onsite registration of new systems. • Creation, editing and on-site verification of system physical layout. • Scanning and assigning SolarEdge power optimizer serial number to the right location in the system physical layout. • The scanning can be done by utilizing the mobile device’s integrated camera or with an external Bluetooth connected scanner. • Working off-line with no data connection. The data is stored locally on the mobile device and allows data synchronization with the SolarEdge monitoring platform when data connection is available.

About

DeltaSolar

Monitor your solar energy system's performance remotely or onsite. Track energy production, consumption, and export, with historical data for analysis. View grid and solar power voltage, frequency, and amps for comprehensive system insights.

Highlights
  • Remote Wi-Fi access
  • Direct onsite connection
  • Energy status and analysis
  • Production, consumption, export data
  • Historical performance data
  • Grid and solar voltage/frequency monitoring
Features
Read full description

Connect the Delta equipment to the sites Wi-Fi connection for remote access anywhere or connect directly to the inverter onsite using your smart device eliminating the need to have a Wi-Fi internet service. •Full “At a Glance” energy status and analysis •Display of production, consumption, energy bought and energy exported* •Historic data available by day, month or year for comparisons of performance •View grid voltage and frequency as well as the solar power voltage and amps •Easy commission and connect method *Requires the installation of the CT clamp and cable or external power meter. Delta’s P2P (point to point) feature offers the ability to connect your smart device directly to your inverter or battery and receive rapid data update to see your loads and generation as it happens. A new web portal version of the app is also available using your app login details at https://mydeltasolar.deltaww.com.

Screenshots

SolarEdge Mapper4 screens
DeltaSolar4 screens

Verdict

The call

The clearest difference is review sentiment: SolarEdge Mapper at 30% against DeltaSolar's 0%. DeltaSolar's advantage is iOS requirement (11.0 vs 13.0). 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

SolarEdge Mapper ships an update every 5 weeks, DeltaSolar every 2 months. The most recent releases landed on September 4, 2026 and July 19, 2026 respectively.

Scorecard2 real differences · 8 level
SolarEdge Mapper versus DeltaSolar: the parameters behind the verdict, then further details
ParameterSolarEdge MapperDeltaSolar
PriceFreeFree
Rating4.5 (651 ratings) — better—
Positive reviews29.6% of reviews — better0.0% of reviews
Number of ratings651 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size50 MB136 MB
Age rating4+4+
DeveloperSolarEdge TechnologiesDelta Electronics, Inc.

Customer experience

SolarEdge Mapper

All ratings651 ratings
Positive86.6%
Neutral4.9%
Negative8.4%
Written reviews27 reviews
Positive29.6%
Neutral3.7%
Negative66.7%

DeltaSolar

Written reviews19 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

SolarEdge Mapper

Reported bugs

10 issues
  • Error 1001 when loading sites
  • Site creation fails with errors
  • Camera stops working for barcode scanning
  • Endless loading screens when creating sites
  • Invalid state validation errors in dropdown menus
Show 5 more
  • Satellite image portion not working properly
  • Login failures
  • App crashes constantly
  • Unable to upload site data
  • Unexpected behaviors and finicky scanner

Requested features

9 requests
  • iPad/tablet version of the app
  • Ability to delete old sites and declutter home screen
  • Array number option in array builder
  • Easier scanning and array building process
  • Customer/owner read-only access to mapper functions
Show 4 more
  • Download/export data to spreadsheet format
  • Traditional barcode scanning support
  • Simplified module moving and deletion workflow
  • Developer responses to user reviews

DeltaSolar

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

SolarEdge Mapper

No in-app purchases

None

DeltaSolar

No in-app purchases

Questions

Is SolarEdge Mapper free?
SolarEdge Mapper is free to download, with no in-app purchases.
Is DeltaSolar free?
DeltaSolar is free to download, with no in-app purchases.
Do SolarEdge Mapper or DeltaSolar have ads?
Neither SolarEdge Mapper nor DeltaSolar shows ads.
Which is updated more often, SolarEdge Mapper or DeltaSolar?
SolarEdge Mapper ships an update every 5 weeks, and DeltaSolar every 2 months. Most recently, SolarEdge Mapper was updated on September 4, 2026 and DeltaSolar on July 19, 2026.

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