Comparison

Mi 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

Mi

Control Mi-Light WiFi series smart lights remotely. Adjust color, brightness, saturation, and color temperature. Share device access with friends and manage them from anywhere.

Highlights
  • Control light color, brightness, saturation
  • Adjust color temperature
  • Share devices with friends
  • Remote device management
  • Works with Amazon ECHO (WiFi series)
Features
Read full description

This APP can control Mi-Light WiFi series products; it can control light color, brightness, saturation and color temperature; You can share the device to your friends and manage sharing; Wherever you are, you can fulfill all the function by the APP. Mi-Light WiFi series also work on Amazon ECHO voice control. (2.4GHz RF series products need WiFi Remote Control to work on Amazon ECHO) This APP does not support iBox1 and iBox2

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

Mi4 screens
Viewra 3D4 screens

Verdict

The call

The clearest difference is in-app purchases: Mi at none against Viewra 3D's 3. Mi also leads on update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 18.6). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Viewra 3D sells 3 in-app purchases, starting at $2.99 per month. Mi asks for nothing beyond the download.

UpkeepUpdate frequency

Mi ships an update monthly, Viewra 3D every 2 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Mi versus Viewra 3D: the parameters behind the verdict, then further details
ParameterMiViewra 3D
PriceFreeFree
Rating1.4 (14 ratings) — better—
Positive reviews9.6% of reviews—
Number of ratings14 — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS9.0 — better18.6
Further details — not scored
Size31 MB152 MB
Age rating4+4+
DeveloperShenzhen Xincaiyi Technology Co., Ltd.Shenzhen Seize Times E-Commerce Co., Ltd.

In-app purchases

None

Mi

No in-app purchases

3 purchases

Viewra 3D

Subscriptions2
  • Viewra 3D Pro Monthly$2.991 Month
  • Viewra 3D Pro Yearly$29.991 Year
One-time1
  • Viewra 3D Pro Lifetime$59.99

Questions

Is Mi free?
Mi is free to download, with no in-app purchases.
Is Viewra 3D free?
Viewra 3D is free to download, with in-app purchases available.
Do Mi or Viewra 3D have ads?
Neither Mi nor Viewra 3D shows ads.
Which is updated more often, Mi or Viewra 3D?
Mi ships an update monthly, and Viewra 3D every 2 months. Most recently, Mi was updated on November 2, 2026 and Viewra 3D on November 5, 2026.

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