eCalc vs Sen Việt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eCalc
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eCalc Easy Calculator is your everyday math and conversion toolkit. Why switch between multiple apps when you can have everything in one clean, fast, and distraction-free workspace? UNINTERRUPTED & AD-FREE Enjoy a premium experience with absolutely zero ads and no subscriptions. Every tool is fully accessible right out of the box. KEY FEATURES Smart Calculator • Fast everyday math with a sleek, large-button keypad. • Advanced scientific functions when you need them. • Calculation history so you can revisit and reuse recent results. Light & Dark Theme • Switch between Light, Dark, or follow your system setting. • A true black dark mode that’s easy on the eyes at night. Currency Converter • Real-time exchange rates for travel, shopping, and business. • Reliable offline fallback so you can convert anywhere. Unit Converter • Convert length, weight, temperature, volume, area, speed, data, and time. • Searchable unit picker — find any unit in seconds, even in long lists. • Local & regional units used every day: Chinese, Taiwan, and Hong Kong jin/catty and tael; Korean geun; Japanese kin; Vietnamese lạng; ping/pyeong/tsubo for property; Chinese mu; Thai rai; cooking cups, spoons, and pints. • The right regional default when you first open a converter — no hunting for 斤 or 坪. Tip & Bill Splitter • Dining out? Instantly calculate tips and split the bill among friends. Discount Calculator • See the final price after discounts and taxes before you check out. Loan Estimator • Estimate your payment schedule, interest, and total loan cost. • For general reference only — not professional financial advice. Date Calculator • Find the duration between two dates, or add/subtract days for events and deadlines. WHY CHOOSE THIS APP? • Distraction-Free: No pop-ups, no ads — just seamless productivity. • Minimalist & Intuitive: Clutter-free design built for speed. • Works Where You Are: Local units and currencies for Asia, Europe, and beyond. • Privacy First: This app does not track you or collect personal data. Simplify your daily tasks. Download Calculator: Fast & Accurate today!
Sen Việt
A modern Vietnamese keyboard for iPhone and iPad offering fast, accurate, and smooth typing without an internet connection. It features intelligent English-Vietnamese typing and suggestions, prioritizing absolute privacy by not requiring full access or storing user input.
- Fast and accurate Vietnamese typing
- Intelligent English-Vietnamese word recognition
- New typing styles
- Quick suggestion sentences with Apple Watch effect
- 100% offline functionality
- No full access required
- No input logging or storage
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Sen Viet là bàn phím tiếng Việt hiện đại dành cho iPhone và iPad, mang đến trải nghiệm gõ nhanh, chính xác, mượt mà và không kết nối internet. #TÍNH NĂNG NỔI BẬT 1. Gõ nhanh, chính xác: Không mất ký tự, không nhảy con trỏ khi nhập liệu. 2. Gõ Việt – Anh thông minh: Tự nhận diện từ tiếng Anh ( turn, last, lost ) 3. Gõ kiểu mới: rủng rỉnh -> r r u n g_r r i n h ; sống sót -> s s o o n g_s s o t 4. Câu gợi ý để chọn nhanh với hiệu ứng apple watch #RIÊNG TƯ TUYỆT ĐỐI - Không cần quyền Truy cập đầy đủ. - Hoạt động 100% ngoại tuyến. - Không ghi lại hay lưu trữ nội dung gõ. #CÁCH KÍCH HOẠT 1. Mở Cài đặt → Cài đặt chung → Bàn phím → Các bàn phím 2. Chọn Thêm bàn phím mới → Sen Viet 3. Khi nhập văn bản, nhấn biểu tượng "quả địa cầu" để chuyển sang Sen Viet.
Screenshots
Verdict
eCalc and Sen Việt are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
eCalc ships an update every 2 days, Sen Việt every 4 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.
| Parameter | eCalc | Sen Việt |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Quynh Dinh Huu | NIDO HOLDINGS NEXT GENERATION COMPANY LIMITED |
In-app purchases
eCalc
No in-app purchases
Sen Việt
No in-app purchases
