Solarvista vs C365 OnSite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solarvista
This app empowers field service professionals with a comprehensive tool for managing work orders, capturing data, and streamlining operations. It offers offline functionality, custom workflows, and real-time updates to enhance productivity for mobile operatives.
- Offline and online operation
- Flexible sync engine
- Offline document viewing
- Field-ready design
- Signature capture
- Configurable work items and workflows
- Real-time time and parts tracking
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The Solarvista mobile app works with Solarvista... the world's first 2-in-1 field service management system and no-code application platform. An app for the busy mobile operative with everything they need to receive your custom-built work instructions, plan, update and capture information efficiently and quickly. It's purpose built for the mobile operative with intuitive screens, easy-to-use navigation, full offline operation and simple button-led workflow. Work Items received, workflow, activities and forms (which are either ready-made or custom designed by you in the web portal) are presented in the optimum way to maximise user productivity. These can be used for any purpose or used to track/manage parts, materials, labour, forms, equipment/assets and lots more. FEATURES • Seamless offline or online operation. • Flexible sync engine with ability to edit information up and until final confirmation. • Offline viewing of attached documents or other files to work items. • Field-ready design with clear buttons, fewer clicks, process-driven screens and live validation. • Capture signatures of clients at key moments in workflows or activities. • Fully configurable and templated work items, workflow, activities, forms, checklists. • Work items are colour coded for easier identification. • Capture elapsed travel and labour in real-time. • Add extra time or travel for other colleagues if required. • Track parts used or required to complete work. • Record break/fix codes where applicable. • Capture out-of-pocket expenses. • Maintain equipment or assets via collection and return activities. • Record free-text notes or use action codes. • Quick launch of device maps apps for travel directions/location of sites. • Complete ad-hoc forms and activities at any time. • Integration with device voice-to-text capabilities. • Submit leave/holiday requests and sickness notices. • Report near-miss or accidents. • Request follow-ups by other colleagues. *some features dependent upon account plan selected
C365 OnSite
This platform digitizes data collection for field workers, replacing paper forms with electronic data capture on mobile devices. It enhances data quality with multimedia, calculations, and e-signatures, and offers offline functionality for seamless integration with back-office operations.
- Digital data collection
- Multimedia data capture (photos, video, audio)
- Offline work capability
- Drag-and-drop form builder
- E-signature tool
- Barcode and QR code scanning
- Cloud storage
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C365 Onsite is a low cost mobile platform with off the shelf and bespoke form that enables field-based workers in any industry to collect data digitally on a mobile or tablet device. It improves data transfer between your field and back-office operations by replacing paper driven processes with Electronic Data Capture, used by organisations with small field teams ranging to large enterprise mobile workforces. The data captured and forms created can utilise the C365Cloud task management system or integrate into alternate enterprise and planning systems. C365 Onsite the following functionality; • Enhance the quality of your data - Capture a range of media rich content such as photos, videos and audio. • Go further with data collection - Apply free text fields, currency fields, perform calculations and sketch with the drawing tool. • Features beyond paper forms - Annotate and edit photos; collect signatures with an e-signature tool; scan barcodes and QR codes. • PAF Postcode lookup – Validate UK postcodes on your device as Formation Mobile connects with a leading database. • Work offline – Formation Mobile functions without an Internet Connection meaning you can collect and store data anytime. • View form status – A simple user dashboard gives an overview of all forms sent by FMS and saved on your mobile application. • Cloud Storage – Your data is saved securely on the mobile device and then transferred securely to the FMS and Formation Cloud. • Form Creation – ‘Drag and drop’ form builder. • Branding – Customise Formation with your company colours and logos. • Multi-lingual – Convert forms into other European alphabets. • User management – Control access to Formation with individual user access rights. • Output designer – Create templates to output completed forms in PDF or Word format. • Currency exchange – Manage financial data according to current exchange rates. • Multi-media – View photos, videos and documents collected on the mobile device.
Screenshots
Verdict
The clearest difference is review sentiment: C365 OnSite at 100% against Solarvista's 0%. C365 OnSite also leads on iOS requirement (15.0 vs 18.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 24, 2026.
| Parameter | Solarvista | C365 OnSite |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 303 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Solarvista Software Ltd | Energy & Compliance Technology Ltd |
Customer experience
Solarvista
C365 OnSite
In-app purchases
Solarvista
No in-app purchases
C365 OnSite
No in-app purchases









