Inputs
Results
Fill the form and click Calculate.
Note: Different landlords/countries use different prorating rules. This tool makes the rule explicit so everyone can agree before paying.
Note: Different landlords/countries use different prorating rules. This tool makes the rule explicit so everyone can agree before paying.
Prorated rent calculator — Calculate prorated rent for moving in/out mid-month (multiple methods).
Example: Use this tool to sanity-check numbers quickly, then share the link if you need to discuss with others.
FAQ: (1) Does it upload my data? No—runs in your browser. (2) Can I share results? Yes—use the share link feature. (3) Is it authoritative? Treat it as a convenience, not professional advice.
房租按天計算器（Prorate） — 月中入住/退租怎麼算？用不同算法算出按天房租。
範例：用這個工具快速試算與對照結果，需要討論時再把連結分享給對方。
FAQ： (1) 會上傳資料嗎？不會，計算在瀏覽器內完成。 (2) 能分享結果嗎？可以，用分享連結。 (3) 準確嗎？請把它當作便利工具，不是專業建議。