E vs E
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
E
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The E-Invoice Viewer App is your mobile solution for effortlessly viewing electronic invoices in XML format โ including attachments โ anytime and anywhere. Key Features: - View E-Invoices: Open and view E-Invoices in various formats directly on your iOS device. Currently supported formats: UBL & CII XML (more to come) - Interactive Invoice Display: Easily navigate through your invoices within the app - Attachment Management: View all attachments embedded in the invoices directly in the app - Caching: The last 100 invoices you viewed are automatically stored for quick access - Multi-Format Support: Compatible with UBL and CII XML files conforming to the XRechnung standard (including ZUGFeRD XML) - Multilingual Interface: Currently available in German and English โ more languages coming soon Your Benefits: - Mobility: Easily review E-Invoices on the go using your smartphone or tablet - Fast Approval: Thanks to the mobile interface, you can approve invoices quickly, even when you're away from your desk - User-Friendly Design: Intuitive navigation enables fast and efficient handling of electronic invoices - Future-Proof: Stay compliant with legal e-invoicing requirements in accordance with EN16931, mandatory from January 1, 2025 With the E-Invoice Viewer App, you're well prepared for the digital future of invoicing. Download the app today and benefit from efficient management of your e-invoices. The E-Invoice Viewer App is available in three versions: - Basic: View up to 5 invoices per month at no cost (registration required) - Standard: Unlimited invoice viewing on iOS devices - Premium: Unlimited invoice viewing across all your devices (Mac, iPhone, iPad) Standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
E
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German B2B businesses must be able to receive structured e-invoices from 2025. Issuing becomes mandatory from 2027 or 2028 depending on prior-year revenue. E-Rechnung Audit 2026 checks your current workflow across receipt, issuing, archival, and GoBD-oriented process readiness. Free: - readiness score - personal deadline countdown - gap list with UStG references - fine and basic risk estimate - top software recommendation Premium: - action plan - sector tips - archival checklist - PDF report - tax-adviser mail draft - VAT-risk scenarios - full provider comparison - no banners This app is an informational compliance aid and does not replace legal or tax advice.
Screenshots
Verdict
The clearest difference is ads: E at none against E's shown. E also leads on iOS requirement (15.0 vs 18.0). E's advantage is update cadence (every 3 weeks vs every 4 months). On price, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. E sells 4 in-app purchases, starting at $50.00 per year and E sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
E ships an update every 4 months, E every 3 weeks. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.
| Parameter | E | E |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 3 weeks โ better |
| Ads | No โ better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 15.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 61 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Open7 | IVAN BOBAN |
In-app purchases
E
- Standard iOS (annual)$50.001 Year
- Premium (annual)$90.001 Year
- E-Invoice Viewer Standard - 1 year$50.00
- E-Invoice Viewer Premium - 1 year$90.00
E
- Premium Lifetime$9.99









