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10+ Best Ruler® Alternatives for iPhone (2026)

Ruler® is S tier, #4 of 15 in measuring objects. Here is everything that competes with it on iPhone, in tier order.

1. 1
   CamToPlan - AR tape measureS

   Free download · ★ 4.7 · 16,640 ratings · score 94

   AR tape measure app for lengths, distances and areas using a phone or tablet camera, with PDF, PNG or DXF export.
2. 2
   Measuring Tape +S

   Free + IAP · ★ 4.8 · 5,239 ratings · score 93

   Free utility that uses the camera and augmented reality to measure lengths, heights, areas and floor plans, with a.
3. 3
   Tape Measure™S

   Free + IAP · ★ 4.4 · 89,305 ratings · score 92

   Utilities app that turns an iPhone into a set of measuring tools, including tape measure, level, floor plans and 3D.
4. 5
   The Tape Measure & 3D ScannerA

   Free download · ★ 4.4 · 3,913 ratings · score 87

   Measures length, height and area of objects in AR using a phone, with floor plan and LiDAR room scan tools.
5. 6
   Measuring Tape+ Measure AR appA

   Free download · ★ 4.5 · 2,049 ratings · score 87

   Uses the iPhone or iPad camera and AR to measure real objects and rooms, with unit choices and a saved measurement.
6. 7
   Tape Measure & Ruler АррA

   Free download · ★ 4.2 · 4,493 ratings · score 86

   Digital ruler app that measures objects and distances in imperial or metric units, with notes, sketches and sharing.
7. 8
   Ruler AR - Measuring Tape CamA

   Free download · ★ 4.3 · 3,497 ratings · score 85

   Utility app that uses the iPhone camera, LiDAR and ARKit to measure length, height, angle and area, and create 3D room.
8. 9
   Measuring Tape, Photo RulerA

   Free + IAP · ★ 4.2 · 2,625 ratings · score 84

   Measuring app with AR tools, on-screen and photo rulers, a flexible tape and a bubble level.
9. 10
   Tape Measure®A

   Free download · ★ 4.6 · 45,458 ratings · score 83

   AR tape measure, ruler and measuring tools for iPhone, with a Premium subscription that adds access to Sweet Home 3D.
10. 11
    CamToPlan PROB

    $39.99 · ★ 4.6 · 12,009 ratings · score 79

    AR measuring app that draws 3D length, distance and area lines via the camera and exports plans as PDF, PNG or DXF.
11. 12
    CamToPlan - 3D Scanner & LiDARC

    Free download · ★ 4.6 · 2,777 ratings · score 67

    Uses AR and LiDAR on supported iPhones and iPads to scan rooms, draw floorplans and measure distances and areas.
12. 13
    Ring Sizer by Jason Withers ©C

    Free + IAP · ★ 4.5 · 6,899 ratings · score 64

    Converts ring sizes across USA, Australia, UK, Europe, Japan and China, with metric or imperial units and diameter or.
13. 14
    Ring Sizer - Size Measure AppC

    Free download · ★ 4.2 · 2,421 ratings · score 62

    Measures a finger or an existing ring to determine ring size, with support for multiple measurement systems.
14. 15
    AirMeasure - Length and WeightD

    Free + IAP · ★ 5.0 · 1 ratings · score 54

    Uses the phone camera to measure length, area, volume and approximate weight of everyday objects.

Questions people ask

What is the best alternative to Ruler® on iPhone?

CamToPlan - AR tape measure, S tier, #1 in measuring objects.

Is there a free alternative to Ruler®?

Yes: CamToPlan - AR tape measure (S tier, #1) is free to download.

Does anything rank above Ruler®?

Yes. 3 apps rank above it in measuring objects: CamToPlan - AR tape measure (#1), Measuring Tape + (#2), Tape Measure™ (#3).

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