Comparison

Leveler Plus vs Viewra 3D

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Leveler Plus

Transform your device into a precise digital spirit level. Measure tilt angles in real-time with realistic bubble and digital displays. Features calibration, saved readings with notes, and haptic feedback for perfect alignment.

Highlights
  • Real-time angle measurement
  • Bubble and digital display modes
  • Calibration system
  • Save and organize angle readings
  • Haptic feedback
  • Portrait and landscape orientation
  • Grid overlay
Read full description

Turn your iPhone into a precision digital spirit level. Leveler uses your device's built-in gyroscope and accelerometer to measure tilt angles in real time — perfect for construction, woodworking, DIY projects, and everyday tasks. BUBBLE LEVEL A realistic bubble moves within a circular level, just like a traditional spirit level. When the surface is perfectly level, the bubble snaps to center and glows green with haptic feedback confirmation. DIGITAL LEVEL View precise X and Y angle readings with large, easy-to-read numbers. Horizontal and vertical bar indicators give you a quick visual reference for alignment. KEY FEATURES • Real-time angle measurement updated 60 times per second • Bubble and digital display modes • Calibration system — set any surface as your zero reference • Save and organize unlimited angle readings with notes • Haptic feedback when level is achieved • Works in portrait and landscape orientation • Grid overlay for enhanced visual precision • Dark interface designed for job site visibility SAVE & ORGANIZE Tap to save any reading with automatic timestamps. Add custom names and notes to keep your measurements organized. Review, rename, or delete saved records anytime. CALIBRATE WITH CONFIDENCE One-tap calibration lets you set your current position as the zero reference point. Calibrate on a known level surface for maximum accuracy. Reset calibration anytime to return to factory defaults. BUILT FOR PROFESSIONALS & DIY Whether you're hanging picture frames, leveling furniture, checking floor slopes, aligning shelves, or working on a construction site — Leveler gives you the precision you need, right in your pocket. No ads. No subscriptions. No internet required. Thank you for your support! Visit nitrio.com for more apps for your iOS devices.

About

Viewra 3D

Features
Read full description

Viewra 3D is a local-first 3D model viewer designed for private and smooth file viewing. No account registration or cloud upload required. Supports a wide range of 3D and CAD/BIM formats, including 3DM, 3DS, 3MF, AMF, BIM, BREP, DAE, FBX, FCStd, GLTF, IFC, IGES, STEP, STL, OBJ, OFF, PLY, and WRL. * Model Tree Show or hide model nodes by hierarchy to focus on specific structures and parts. * Section View Inspect internal structures and hidden components with interactive sectioning. * Exploded View Separate assembly components for a clearer understanding of part relationships. * Screenshot Export Capture the current view and export high-resolution images for sharing or documentation. * Multi-Format Export Export models to STL, PLY, GLB, OFF, 3DM, BIM, and other 3D formats for easier collaboration and data exchange. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Leveler Plus4 screens
Viewra 3D4 screens

Verdict

The call

The clearest difference is price: Viewra 3D at Free against Leveler Plus's $2.99. Viewra 3D also leads on update cadence (every 4 months vs every 17 months). Leveler Plus's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Viewra 3D is free to download; Leveler Plus costs $2.99 up front. Viewra 3D sells 3 in-app purchases, starting at $2.99 per month. Leveler Plus asks for nothing beyond the download.

UpkeepUpdate frequency

Leveler Plus ships an update every 17 months, Viewra 3D every 4 months. The most recent releases landed on September 24, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 6 level
Leveler Plus versus Viewra 3D: the parameters behind the verdict, then further details
ParameterLeveler PlusViewra 3D
Price$2.99Free — better
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 17 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS17.6 — better18.6
Further details — not scored
Size1 MB152 MB
Age rating4+4+
DeveloperHeng Jia LiangShenzhen Seize Times E-Commerce Co., Ltd.

In-app purchases

None

Leveler Plus

No in-app purchases

3 purchases

Viewra 3D

Subscriptions2
  • Viewra 3D Pro (1 Month)$2.991 Month
  • Viewra 3D Pro (1 Year)$29.991 Year
One-time1
  • Viewra 3D Pro (Lifetime)$79.99

Questions

Is Leveler Plus free?
Leveler Plus costs $2.99, with no in-app purchases.
Is Viewra 3D free?
Viewra 3D is free to download, with in-app purchases available.
Do Leveler Plus or Viewra 3D have ads?
Neither Leveler Plus nor Viewra 3D shows ads.
Which is updated more often, Leveler Plus or Viewra 3D?
Leveler Plus ships an update every 17 months, and Viewra 3D every 4 months. Most recently, Leveler Plus was updated on September 24, 2026 and Viewra 3D on October 12, 2026.

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