Comparison

OpenSolar vs 1Connects

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

Head to head
About

OpenSolar

This free application provides a comprehensive solution for designing and selling solar energy systems. It offers end-to-end functionality for solar professionals.

Highlights
  • End-to-end solar design
  • Sales application
  • Free to use
  • Comprehensive functionality
Features
Read full description

OpenSolar is the world's first free, end-to-end, solar design and sales application.

About

1Connects

Read full description

With 1Connects mobile apps, you and your team members can stay connected and more productive on the go while keeping your extension with you, wherever you are. What 1Connects brings to your team: **Complete UC solution** • Collaborate with your team wherever you are. • Make video calls, organise audio conferences and group chats, create public channels, share files, and much more. **Easily and securely organise remote work for your employees** • Dial external numbers using corporate identity/phone numbers. Receive calls through your office extension. • Keep track of your business communications with the detailed customer profiles and history of communications organised by each contact. **Enhanced connectivity and call quality even with an unstable internet connection** • With push notifications, you can stay connected anywhere you are while providing outstanding customer service. • 1Connects enhances the connectivity and the quality of voice, implementing the best-in-class audio codecs. **Keeps your conversations and data secure.** • 1Connects apps provide encryption for calls, messages, and data by default using the strongest block cyphers available.

Screenshots

OpenSolar3 screens
1Connects4 screens

Verdict

The call

The clearest difference is update cadence: OpenSolar at every 6 weeks against 1Connects's every 5 months. 1Connects's advantage is iOS requirement (11.0 vs 15.7). On price, ads, in-app purchases and device support 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

OpenSolar ships an update every 6 weeks, 1Connects every 5 months. The most recent releases landed on September 5, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
OpenSolar versus 1Connects: the parameters behind the verdict, then further details
ParameterOpenSolar1Connects
PriceFreeFree
Rating4.4 (10 ratings) — better—
Positive reviews45.5% of reviews—
Number of ratings10 — better—
Update frequencyEvery 6 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.711.0 — better
Further details — not scored
Size216 MB107 MB
Age rating4+4+
DeveloperOpenSolar Pty Ltd1CONNECTS L.L.C.

In-app purchases

None

OpenSolar

No in-app purchases

None

1Connects

No in-app purchases

Questions

Is OpenSolar free?
OpenSolar is free to download, with no in-app purchases.
Is 1Connects free?
1Connects is free to download, with no in-app purchases.
Do OpenSolar or 1Connects have ads?
Neither OpenSolar nor 1Connects shows ads.
Which is updated more often, OpenSolar or 1Connects?
OpenSolar ships an update every 6 weeks, and 1Connects every 5 months. Most recently, OpenSolar was updated on September 5, 2026 and 1Connects on September 23, 2026.

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