Comparison

Oppex vs 3D Converter and Viewer

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

Head to head
About

Oppex

Features
Read full description

Introducing Oppex On-Call Agents: Oppex On-Call Agents are purpose-built for distributed, cloud-native, and AI-driven environments, helping teams focus on critical issues, reduce operational overhead, and deliver a seamless, connected customer experience during incidents.

About

3D Converter and Viewer

Features
Read full description

3D Parser is an on-device 3D model viewer and file converter for iPhone and iPad. Open models from the Files app and inspect them using the built-in interactive viewer. Rotate and zoom the scene, examine the model geometry, and save frequently used files to your local favorites. The separate conversion mode lets you select a source model, choose an output format, and then save the converted file to Files or share it through the standard iOS share sheet. Supported input formats: GLB, GLTF, 3MF, USDZ, USD, USDA, USDC, OBJ, STL, DAE, SCN, PLY, and ABC. Available export formats: USDZ, USD, USDA, USDC, DAE, SCN, STL, OBJ, GLB, PLY, and ABC. Key features: • interactive 3D model preview; • conversion between common 3D file formats; • file import from local storage and iCloud Drive; • export to the Files app; • sharing through the standard iOS share sheet; • locally stored favorites; • interface available in English, Russian, German, French, Spanish, and Chinese. Your models are not uploaded to third-party servers. File viewing and conversion are performed directly on your device.

Screenshots

Oppex3 screens
3D Converter and Viewer3 screens

Verdict

The call

Oppex and 3D Converter and Viewer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Oppex versus 3D Converter and Viewer: the parameters behind the verdict, then further details
ParameterOppex3D Converter and Viewer
PriceFreeFree
Update frequencyFortnightly—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size71 MB3 MB
Age rating4+4+
DeveloperOppexVadim Dey

In-app purchases

None

Oppex

No in-app purchases

None

3D Converter and Viewer

No in-app purchases

Questions

Is Oppex free?
Oppex is free to download, with no in-app purchases.
Is 3D Converter and Viewer free?
3D Converter and Viewer is free to download, with no in-app purchases.
Do Oppex or 3D Converter and Viewer have ads?
Neither Oppex nor 3D Converter and Viewer shows ads.

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