Comparison

Three9x vs SimDock

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

Head to head
About

Three9x

Features
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Use THREE9X APP to pair and synchronize smart glasses with mobile phones. Main functions: [Glasses operation] Connect the mobile phone and glasses via Bluetooth pairing to achieve precise control of the glasses system, such as adjusting volume, gesture settings, glasses system updates, etc. [Photo/video transmission] Use the glasses WIFI module to launch hotspots, support exporting, synchronizing, viewing, editing, sharing, and saving photos and videos taken by the glasses on the mobile phone; [AI voice assistant] Connect to the AI ​​big model, and realize AI question and answer and AI object recognition under Bluetooth connection;

About

SimDock

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SimDock helps you organize SIM card assets, track expiration dates, and securely view important messages across your own devices. KEY FEATURES • SIM card asset management: Manually enter ICCID, phone number, carrier, country or region, purpose, and notes. • Expiration reminders: Record activation and expiration dates, renewal cycles, and reminder preferences. • Multi-device sync: View SMS, app notifications, and call records synchronized from source devices you authorize. • End-to-end protection: New message titles and bodies are encrypted on the message-source device using AES-256-GCM. Content keys remain in secure storage on your devices. • Device management: View connected devices, online status, recent activity, and synchronization status. • Account security: Email verification, anti-bot login checks, password recovery, recovery keys, and permanent account deletion. PRIVACY AND PERMISSIONS Message collection is off by default and requires explicit permission for each capability. Devices used only to view synchronized data do not collect local SMS, notifications, or call records. SimDock does not read historical SMS. ICCID is always entered manually. SimDock does not provide eSIM downloads, switching, activation, LPA, APDU, or carrier services.

Screenshots

Three9x4 screens
SimDock3 screens

Verdict

The call

Three9x and SimDock 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 · 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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Three9x versus SimDock: the parameters behind the verdict, then further details
ParameterThree9xSimDock
PriceFreeFree
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.6
Further details — not scored
Size496 MB21 MB
Age rating4+4+
DeveloperTHREE9X (SMC-PRIVATE) LIMITED上海英纵网络科技有限公司

In-app purchases

None

Three9x

No in-app purchases

None

SimDock

No in-app purchases

Questions

Is Three9x free?
Three9x is free to download, with no in-app purchases.
Is SimDock free?
SimDock is free to download, with no in-app purchases.
Do Three9x or SimDock have ads?
Neither Three9x nor SimDock shows ads.

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