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Ziegelrechner Plus
Mauerwerk & Mörtel für die Baustelle
Berechnet Ziegel und Mörtel in Sekunden. Für Handwerker und DIY — offline, metrisch und imperial.
iOS · Offline-first · Privacy-minded
Utility-Apps, die Ihre Zeit respektieren
REFApps entwickelt fokussierte, offline-first iPhone-Tools für Bau, Kaffee und Wellness — ohne Account, ohne Ballast.
Offline nutzbarKein Account nötigDaten bleiben auf dem GerätWerbefrei optional
Unsere Apps
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Coffee Brew Pro
Perfekte Pour-over-Ratios in drei Schritten
Wasser-Kaffee-Verhältnisse für V60, Chemex, AeroPress. Rechner umkehren. Rezepte offline speichern.
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WellWash
Klarheit durch Kontrast
Geführte Wechseldusche und Wim-Hof-Profile mit Audio. Läuft im Hintergrund.
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FieldStart
HVAC startup readings to a customer PDF
Turn superheat, subcooling, static pressure, nameplate photos, and signatures into a commissioning worksheet PDF before you leave the driveway. Offline. Not a certification.
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HangShock
Wrist hangboard timer. Eyes last.
Repeaters, Max Hang, 7-53, and Density on Apple Watch. Haptics hit when rest ends so you never look down. No account, no ads, no paywall in 1.0.
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Tape Ledger
A calculator with an audit tape
Type on the keypad. Every completed line lands on a labeled tape you can export as CSV. Split tape and keypad on iPhone Duo. Optional one-time unlock. No ads.
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Twin Convert
Two fields, one conversion
Currency, length, mass, volume, and temperature. Both sides update at once. Split on iPhone Duo. Conversion is free; unlock favorites and a 90-day chart. No ads.
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Tabletop Rig
Prompter beside the camera
Scroll a script while you watch the front camera. Arrangement on iPhone Duo. Free rehearsal; Pro records the take. No ads.
Why REFApps?
- ✓One job, done well — each app solves a single problem without bloat.
- ✓Localized for Europe — this site is available in English, German, French, Spanish, Dutch, and Italian. In-app languages vary by product.
- ✓Honest monetization — some apps use optional ads or a one-time unlock; newer apps have no ads. No accounts.