happ vs Stonn
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
happ
Track your electricity and natural gas consumption, view bills, make payments, and manage your energy contract. This app provides essential information for monitoring your energy usage.
- Track electricity and gas consumption
- View bills
- Make payments
- Manage contract
- Monitor energy usage
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L’application happ-e vous permet de retrouver les informations nécessaires pour suivre votre consommation d'électricité et/ou de gaz naturel, consulter vos factures, effectuer vos paiements et gérer votre contrat.
Stonn
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Capture and organize 360° panoramas of your construction sites with Stonn. Connect your Insta360 camera, place shots on floor plans, and track progress over time — all synced to the cloud for your entire team. KEY FEATURES • 360° Panorama Capture Connect to Insta360 cameras via Bluetooth and WiFi to capture high-resolution 360° images directly from the app. • Floor Plan Mapping Upload floor plans and place panoramas at exact locations. Navigate your site visually and compare progress across visits. • Cloud Sync All your projects are securely stored and synchronized. Access your documentation from any device, anytime. • Team Collaboration Invite team members to your organization. Share projects and keep everyone aligned on site progress. • Offline Support Capture panoramas on-site even without internet. Your images sync automatically when you're back online. PERFECT FOR - General contractors tracking project milestones - Architects documenting site conditions - Project managers sharing progress with stakeholders - Property developers monitoring construction phases Your data is securely hosted on European infrastructure and you retain full ownership of all content you capture. Get started free and bring clarity to your construction documentation.
Screenshots
Verdict
The clearest difference is update cadence: Stonn at every 3 weeks against happ's every 4 months. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
happ ships an update every 4 months, Stonn every 3 weeks. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.
| Parameter | happ | Stonn |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 3.6% of reviews | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 63 MB | 183 MB |
| Age rating | 4+ | 4+ |
| Developer | ENGIE | Gregoire Deshusses |
In-app purchases
happ
No in-app purchases
Stonn
No in-app purchases









