Rechnungskit vs Ruth: Rechnungen & DATEV
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 27, 2026 for Rechnungskit, Oct 14, 2026 for Ruth.
The short answer
- Only Ruth lists a free plan. Paid plans start at $9/month for Rechnungskit and $9.99/month for Ruth.
- Rechnungskit lists 8 features Ruth’s listing doesn’t mention, including Email automation, Fields, Multi-currency.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Rechnungskit
- · All payment providers, fees captured
- · DATEV export included
- · GoBD-compliant archive, 8 years
- · Unlimited e-invoices (ZUGFeRD)
Kostenlos
- · 25 Rechnungen pro Monat
- · Kunden-Download im Shop
- · Manuell ausstellen per Klick
- · PDF & ZUGFeRD/Factur-X
Pro
- · 200 Rechnungen pro Monat
- · DATEV-EXTF-Export & Belegpaket
- · Eigene Nummernkreise & Branding
- · OSS, Reverse-Charge & §19 automatisch
- · Vollautomatische Ausstellung
Wachstum
- · 1.000 Rechnungen pro Monat
- · 14 Tage kostenlos testen
- · Alle Pro-Funktionen
- · OSS, Reverse-Charge & §19 automatisch
- · Support auf Deutsch
Unbegrenzt
- · 14 Tage kostenlos testen
- · Alle Pro-Funktionen
- · Fester Preis, keine Staffeln
- · Rechnungen ohne Limit
- · Support auf Deutsch
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureBuilt for businesses that sell from Germany and must meet German invoicing rules. Rechnungskit automatically creates a ZUGFeRD e-invoice (EN 16931) for every paid order and archives it in line with GoBD. Cancellations and refunds generate the matching correction documents on their own. VAT is handled correctly case by case, from OSS to exports to gift vouchers. Your tax advisor gets a DATEV-ready export.
Zu jeder Bestellung erstellt Ruth automatisch eine GoBD-konforme Rechnung mit lückenloser, fortlaufender Nummer – dazu Korrekturen und Stornos. Steuerrecht erkennt Ruth automatisch: §14, OSS, Reverse-Charge, EU-B2B, Drittland und Kleinunternehmer §19 – bucht auf die richtigen Konten. Unklare Fälle hält Ruth an statt falsch auszustellen (§14c-Schutz).
- Automatische E-Rechnung (ZUGFeRD/XRechnung) für jede bezahlte Bestellung
- GoBD-konformes Archiv: revisionssicher, 8 Jahre, jederzeit exportierbar
- DATEV-fertiger Export für deine Steuerkanzlei, inklusive Kontierung
- Korrekte USt automatisch: OSS, Reverse Charge, Ausfuhr, Gutscheine
- Automatische GoBD-Rechnungen zu jeder Bestellung, lückenlos nummeriert
- Korrekturen, Stornos und korrigierte Neuausstellung – automatisch erzeugt
- OSS, Reverse-Charge, EU-B2B & §19 automatisch erkannt und richtig verbucht
- DATEV-Export: EXTF-Buchungsstapel plus verknüpftes Belegpaket (PDF + XML)
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Rechnungskit |  Ruth |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Rechnungskit | Ruth |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 2 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Rechnungskit | Ruth |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $9/month(ahead) | $9.99/month |
| Longest free trial | 90 days | 14 days |
| Plans listed | 1 | 4 |
Listing
| Measure | Rechnungskit | Ruth |
|---|---|---|
| Shopify category rank | #111(ahead) | #267 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Aug 27, 2026 | Aug 4, 2026 |
| Languages | 1 | 1 |
| Developer | Happy Coffee GmbH | voidroot GmbH |
FAQ
Rechnungskit and Ruth: common questions
- Is Rechnungskit or Ruth cheaper?
- Only Ruth lists a free plan. Paid plans start at $9/month for Rechnungskit and $9.99/month for Ruth. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Rechnungskit lists 8 the others don’t mention, such as Email automation, Fields, Multi-currency, Multi-language. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 27, 2026 for Rechnungskit, Oct 14, 2026 for Ruth; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 27, 2026 for Rechnungskit, Oct 14, 2026 for Ruth. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.