# Drip Helper - IV Rate Calc — Drip Rate Calculator and Timer > Calculates IV drip rates and timers with customizable infusion sets. (iPhone/iPad app by nakajima ryoma.) - Source: https://appshunter.io/ios/app/drip-helper-iv-rate-calc/id1576102500 (this page in markdown: same URL + `.md`) - Developer: [nakajima ryoma](https://appshunter.io/developer/1576102502) - Category: Medical - Price: Free with in-app purchases - Rating: 5.00/5 from 3 App Store ratings · 23 written reviews indexed - Age rating: 17+ - Requires: iOS 17.6 · 5 MB - Languages: Japanese - Released: 2022-03-22 - Data updated: 2026-08-21 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/drip-helper-iv-rate-calc/id1576102500/reviews.md ## What is Drip Helper? This app calculate the drip rate by setting the required time and volume of infusion. The blue progress bar and flashing images, display the dropping interval. Drip rate calculation - There is a 20 gtt/mL and 60 gtt/mL infusion set of initial display. - If you need other infusion set, you can add any set. (1-99 gtt/mL) - Calculate "Rate" by setting "Volume" and "Time". - Calculate "Time" by setting "Rate" and "Volume". - Calculate "Volume" by setting "Time" and "Rate". - Flashing Image will be able to tap. Apple Watch support - Display the drip rate by setting the Infusion set(20/60/15/10), required time and volume of infusion. [Attention] This app supports iOS14.1 or more. The vibes function applies to only iPhone. There is not vibes function in iPod and iPad. [Immunity from responsibility matter] This application is not a thing taking responsibility in the medical care. Please use it with the responsibility of the user. ## Key features - Drip rate calculation - Customizable infusion sets (1-99 gtt/mL) - Calculate Volume, Rate, or Time - Visual drip interval display - Apple Watch support - iPhone vibration feedback ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | 広告削除 | $4.99 | one-time | ## Recent user reviews (10 of 23) All indexed reviews: https://appshunter.io/ios/app/drip-helper-iv-rate-calc/id1576102500/reviews.md ### 1/5 — 輸液セットの変更が出来なくなった *2026-05-15* 有料になったのかな？ 無料で成人用と小児用セット出来たけど、今は出来ないですね。 他のアプリ使った方が良い。 ### 5/5 — 新卒で役に立ってます *2026-05-09* 60滴の計算に切り替えられないです。やり方教えて頂きたいです ### 2/5 — 使えなくなりました！ *2026-05-07* 今までずっと使ってきましたが、iosを26.4.2にしたところ60gtt/mlの所を押しても反応しなくなりました。改善してほしいです！ ### 3/5 — ？？？ *2026-05-06* 点滴の滴下、小児用の60滴が選べなくなったんだけどなぜ？ ### 3/5 — 60滴にできない？ *2026-05-02* 何故か60滴にできません。動かしても20滴の方に戻ってしまう。点滴系アプリで一番使いやすいので直して欲しいです。 ### 5/5 — 使いやすいですが *2025-10-10, version 2.0.3* とても使いやすいので助かっていますが、滴下のリズムが狂ってる？と思うことがあります。毎回ではないのですが、計算より若干遅いような気がする時があります。 ### 2/5 — 便利はいいが *2025-07-08* 止まらない ### 1/5 — 使えなくなりました。 *2025-06-17* 以前までApple Watchで使えていてとても便利でした。急にApple Watchにアプリが表示されなくなりました。現場で使えなくなり、とても不便となりましたのでこの評価にしました。 ### 1/5 — 最近、滴下画面出ない *2025-06-14* 前はとても使い勝手良くて、デザインもシンプルで良かった。 最近、Apple Watchで滴下画面が出なくて、現場で焦った。 SEだからですか？ ### 3/5 — 先週までつかえていたのに。ダウンロードもできない。なぜ。 *2025-06-09* 何故かアップルウォッチでダウンロードしていたのがなくなり、再度ダウンロードこころみるもできず、どうしたらいいでしょうか。 iPhone14 ios18.5 アップルウォッチSE 10.6.1です **Developer response:** 先日大幅にアップデートを行いましたために、一部のバージョンでご利用いただけない設定となっておりました。ただいま迅速に対応しておりますので2-3日お待ちいただければと思います。ご不便をおかけして申し訳ございません。今後ともよろしくお願いいたします。 ## Frequently asked questions about Drip Helper ### What is the primary function of Drip Helper? Drip Helper is designed to calculate intravenous drip rates and timers. It allows users to determine the drip rate by setting the required volume and time of infusion, or calculate volume and time based on a set rate. ### Can I use Drip Helper with different types of infusion sets? Yes, Drip Helper supports initial display of 20 gtt/mL and 60 gtt/mL infusion sets. You can also add and use any custom infusion set with values ranging from 1 to 99 gtt/mL. ### Does Drip Helper work on Apple Watch? Yes, Drip Helper offers Apple Watch support. You can set the infusion set, required time, and volume of infusion directly on your Apple Watch to display the drip rate. ### What devices is Drip Helper compatible with? Drip Helper is compatible with iPhone, iPad, and Apple Watch. However, the vibration feedback function is exclusive to iPhones and not available on iPod or iPad. ### What is the age rating for Drip Helper? Drip Helper has an age rating of 17+. This is likely due to its use in a medical context, which may require a certain level of understanding. ### How often is Drip Helper updated? The latest version of Drip Helper is 2.0.3, last updated on June 21, 2025. This indicates a recent update, suggesting the app is actively maintained. ### Is Drip Helper free to use? Drip Helper is available for free download. The app does have in-app purchases, which may offer additional features or functionality beyond the core calculation tools. ### What is the user feedback on Drip Helper? Drip Helper has received an excellent rating of 5.0 stars from 3 ratings. This suggests a very positive user sentiment among its current user base. ## Version history (last 5 releases) ### 2.0.3 — 2025-06-21 Added a complication for WatchOS, allowing for quick access from the watch face ### 2.0.2 — 2025-06-11 We have fixed the issue so that the app now works on iOS version 17.6 or later and WatchOS version 9.0 or later. We sincerely apologize for the inconvenience caused. In addition, we have added a “Restore” button and resolved the issue where the vibration could not keep up when the drip rate was too fast. If you have any suggestions for improvements, please feel free to contact us via the email link in the settings screen. Thank you for your continued support. ### 2.0.0 — 2025-06-06 This has been optimized for the latest version. Due to substantial code modifications, some inconveniences may arise. Should you have any uncertainties, please do not hesitate to contact us via email. ### 1.2.4 — 2023-02-12 一部バグの修正 ### 1.2.3 — 2023-02-10 一部バグの修正 ## Apps similar to Drip Helper | App | Rating | Price | Category | | --- | --- | --- | --- | | [ナスカレPlus+](https://appshunter.io/ios/app/plus-plus/id1402505049) | 4.8 (4) | Free | Medical | | [ECG Trainer: Monitor & 12-Lead](https://appshunter.io/ios/app/ecg-trainer-monitor-and-12-lead/id1613720333) | 4.7 (52) | Free | Medical | | [MSDマニュアルプロフェッショナル版](https://appshunter.io/ios/app/msd/id1401484326) | 5.0 (3) | Free | Medical | | [みんなde心電図](https://appshunter.io/ios/app/de/id6504893737) | 5.0 (1) | Free | Medical | | [ナスカレ≪ナースカレンダー≫](https://appshunter.io/ios/app/id727459432) | 4.5 (22) | Free | Medical | | [ヤクチエ添付文書](https://appshunter.io/ios/app/id1120478307) | 5.0 (1) | Free | Medical | ## More apps by nakajima ryoma - [狩猟免許例題集](https://appshunter.io/ios/app/id6747627069) - [Screen Time & Focus - Tomosu](https://appshunter.io/ios/app/screen-time-and-focus-tomosu/id6756312757) All apps by nakajima ryoma: https://appshunter.io/developer/1576102502 ## Related topics [drip rate infusion calculator](https://appshunter.io/ios/topics/drip-rate-infusion-calculator) · [nakajima ryoma](https://appshunter.io/ios/topics/nakajima-ryoma) · [iv drip rate](https://appshunter.io/ios/topics/iv-drip-rate) · [easydrops iv drip calculator](https://appshunter.io/ios/topics/easydrops-iv-drip-calculator) · [iv drip rate calculator](https://appshunter.io/ios/topics/iv-drip-rate-calculator) · [iv drip](https://appshunter.io/ios/topics/iv-drip) · [iv drips](https://appshunter.io/ios/topics/iv-drips) · [RYOMA](https://appshunter.io/ios/topics/ryoma) · [iv drip calculator](https://appshunter.io/ios/topics/iv-drip-calculator) · [iv med calc](https://appshunter.io/ios/topics/iv-med-calc) · [mobile iv pros iv drip](https://appshunter.io/ios/topics/mobile-iv-pros-iv-drip) · [dripped](https://appshunter.io/ios/topics/dripped) · [dripjobs](https://appshunter.io/ios/topics/dripjobs) · [infusion rate](https://appshunter.io/ios/topics/infusion-rate) · [drug infusions tiva tci scores](https://appshunter.io/ios/topics/drug-infusions-tiva-tci-scores) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*