GeoMaster vs Range Finder・Tape Measure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GeoMaster
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使用條款:https://xianghe-chen.github.io/ 隱私權政策:https://xianghe-chen.github.io/ GeoMaster 是專為測量工程師、土地測量師和建築師設計的專業測量計算工具。提供完整的測量功能,讓您能夠高效準確地完成各種測量任務。 【核心功能】 • 距離與方位角計算 精確計算兩點之間的距離和方位角,支援度分秒和密位顯示。 • 座標計算 透過觀測數據(方位角、垂直角、距離)計算目標點座標和高程。 • 座標轉換 支援 WGS84、TWD97、UTM51 等多種座標系統之間的轉換。 • 高程計算 提供高程差計算和高程計算功能,支援地球曲率和大氣折射修正。 • 地圖測量 在地圖上進行測量,支援距離、方位角、面積計算,可創建和管理測量專案。 • 專業指南針 提供專業的指南針功能,顯示方位角和密位,支援鎖定功能。 【專業版功能】 • 導線測量:完整的導線測量功能,支援閉合、附合、支導線,自動計算閉合差和精度評定。 • 三角測量:提供前方交會、後方交會、側方交會等三角測量方法。 • 水準測量:水準網平差、閉合差計算與分配、精度評定。 • 批量數據處理:批量座標轉換、數據匯入/匯出,支援 CSV 和 Excel 格式。 • 測站管理:專業的測站數據管理系統,支援測站創建、編輯、查詢。 • 記錄管理:保存和管理所有測量記錄,方便日後查閱和分析。 • 高級匯出:支援 CSV、DXF、KML 等多種格式的數據匯出。 • 無限專案和點位:專業版用戶可創建無限專案和點位。 【適用對象】 • 測量工程師 • 土地測量師 • 建築師 • 土木工程師 • 相關專業人士 【特色優勢】 • 專業準確:採用專業測量算法,確保計算結果的準確性。 • 易於使用:直觀的用戶界面,操作簡單便捷。 • 功能完整:涵蓋測量工作的各個環節。 • 數據管理:完善的專案和數據管理功能。 • 多座標系統:支援多種常用座標系統。
Range Finder・Tape Measure
Transform your phone into a powerful measuring tool using augmented reality. Accurately measure distances, areas, perimeters, and heights of objects and rooms simply by pointing your camera. Ideal for home improvement, design, and quick on-the-go measurements.
- Measure distances with camera
- Calculate area and perimeter
- Estimate object heights
- AR overlay for real-time measurements
- Works on various surfaces
- Supports imperial and metric units
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Measure distance, area and perimeter with the camera you already carry. Range Finder gives you three ways to get a number, so you are not stuck when the target is too far for AR or you have no tape at hand. REFERENCE MODE — MEASURE THINGS THAT ARE FAR AWAY Most camera measuring apps stop working a few meters out. Reference mode does not use AR at all — it works as a camera rangefinder. Pick an object whose real height you know — a person, a car, a traffic cone, a door, a suitcase — line the outline up with what you see through the camera, and the distance appears. Pinch to zoom and drag with one finger to fit the outline precisely. It keeps going long after a tape measure runs out and where a short-range AR ruler gives up — the building across the river, the tree next door, the sign on the other side of the road. DISTANCE MODE — POINTS, LINES AND BENT PATHS Drop two AR points and read the straight line between them. Range Finder also splits that line along gravity, so you get the vertical height and the horizontal distance separately instead of one diagonal number. Keep adding points and it measures a multi-segment polyline — useful for a wall that turns a corner or a path that is not straight. AREA MODE — SURFACES AND PERIMETER TOGETHER Place three or more points, and the shape closes into a polygon. You get the area and the perimeter in the same result card, which is what you actually need when you are pricing flooring, turf, paint or fencing. REFERENCE OBJECTS Reference outlines cover people (adult and child), cars, SUVs, pickups, vans and trucks, city and folding bikes, scooters, traffic cones, bollards, fire hydrants, doors, suitcases and backpacks, office chairs, standing desks, bookshelves, fridges, washing machines, microwaves, bottles and cans, basketballs and bowling pins. A reference height can be adjusted to match the object in front of you. MEASUREMENT HISTORY YOU CAN ACTUALLY USE Every finished distance and area measurement can be saved with a screenshot, the value and a timestamp. Rename entries, mark favorites, filter them, and share a single record or a whole filtered set as CSV. The last 200 measurements are kept on the device. FEATURES • Reference distance from a known height, no AR required • Distance calculator for two AR points, with vertical and horizontal breakdown • Multi-point polyline for bent paths and total segment length • Area calculator: polygon area with perimeter in the same reading • Reference outlines for people, vehicles, doors and cones, with adjustable heights • Metric and imperial units, adjustable decimal places • Crosshair aiming, guide lines and on-screen prompts • Saved history with screenshot, favorites, rename and CSV export • Haptic feedback and a language picker PRIVACY AND LIMITS Everything is calculated on your device. There is no account, no sign-up, and your measurements and screenshots never leave the phone. Range Finder does not use GPS, maps or satellite imagery — it measures what the camera can see, not a plot drawn on a map. It is not a laser instrument either: AR and reference readings are estimates, good enough to plan, price and compare, not a substitute for a calibrated instrument when an official figure is required. Point, measure, save. Download Range Finder and get the number you need. Terms of Use: https://zeroplay.io/docs/legal/terms-of-service Privacy Policy: https://zeroplay.io/docs/legal/privacy-policy
Screenshots
Verdict
The clearest difference is ads: GeoMaster at none against Range Finder・Tape Measure's shown. Range Finder・Tape Measure's advantage is update cadence (every 6 weeks vs every 4 months) and iOS requirement (15.1 vs 18.0). On price, in-app purchases and device support there is nothing between them.
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. GeoMaster sells 3 in-app purchases, starting at $4.99 per month and Range Finder・Tape Measure sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
GeoMaster ships an update every 4 months, Range Finder・Tape Measure every 6 weeks. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.
| Parameter | GeoMaster | Range Finder・Tape Measure |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 106 MB |
| Age rating | 4+ | 4+ |
| Developer | Xiang he Chen | ZeroPlay Ltd. |
In-app purchases
GeoMaster
- 月度訂閱7 Days trial$4.991 Month
- 年度訂閱7 Days trial$49.991 Year
- 永久買斷$99.99
Range Finder・Tape Measure
- Lifetime Access$14.99
Questions
Is GeoMaster free?
Is Range Finder・Tape Measure free?
Do GeoMaster or Range Finder・Tape Measure have ads?
Which is updated more often, GeoMaster or Range Finder・Tape Measure?
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