Comparison

OTG Cloud by Monster Digital vs SD

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

Head to head
About

OTG Cloud by Monster Digital

Wirelessly access and share media from SD cards, USB drives, and hard drives on your Apple devices. Stream content, back up files, and even create a Wi-Fi hotspot. The device also functions as a power bank for other gadgets.

Highlights
  • Wireless media access
  • File sharing
  • Video and music streaming
  • File backup
  • Wi-Fi hotspot creation
  • Power bank functionality
Read full description

OTG Cloud by Monster Digital Quick Description Use the Monster Digital OTG Cloud app with the OTG Cloud device (sold separately) to wirelessly access and share videos, photos and music on SD cards, microSD cards, USB flash drives and hard drives through your iPhone, iPad, iPod touch and Mac. Any device with Wi-Fi and our App or a browser to can access memory connected to OTG Cloud to upload, download and stream. OTG Cloud App and Device Use Scenarios Road trips - access movies via iPad, Mac, iPhone, Tablet, SmartPhone etc. At work - collaborate by sharing files wirelessly, no other network required. On a trip - wirelessly share the day's photos and videos with the group. Backup your files. Wired internet access but no wireless network? - Plug in the Ethernet cable to make a hot-spot. Use the onboard battery as a power bank and charge other devices. OTG Cloud Device (sold separately) Access USB hard drives up to 2TB Read and write to SD and microSD cards up to 64GB An unlimited number of users can connect via Wi-Fi Stream 1080p to 3 devices or 720p to 5 devices Create a wireless access point with internet router functions 2000mAh battery for 5 hours of use and can charge other devices via USB *Not a cellular device and no monthly fees. System Requirements iOS 5 or higher Mac OSX 10.6 or higher Compatibility Compatible with all iOS supported file types. Memory connected to OTG Cloud can store any file but your device must support the file type to read it. For any Assistance or Support Please Contact: support@monsterdigital.com FAQ - http://support.monsterdigital.com/hc/en-us Product Info - http://www.monsterdigital.com/wireless-streaming/otg-cloud Copyright (C) 2014 Monster Digital

About

SD

Features
Read full description

The all-in-one companion for Street Dynamics traffic devices. Connect. Configure. Collect - and get back on the road. One App - Zero Hassle • SAM family / MC360 / EZ Speed Trailers - Retrieve survey files and adjust clock settings. • Traffic Data Collector 2 (TDC 2) – Retrieve survey files, view live traffic collection, and configure recording schedules. • Pole Mounted Graphic Display (PMG) - Configuration tabs for rapid on-site setup and exports. ■ HOW IT WORKS ■ Discover & Connect - Nearby Street Dynamics products appear instantly. Pick one to view vitals like battery level, firmware version, and time settings. Troubleshoot & Setup - View device location reporting, battery status/health, and live traffic collection from the palm of your hand. Schedule & Collect - Adjust collection intervals on the fly. When ready, transfer surveys wirelessly to your mobile device. Analyze & Share - Export data files straight to email or cloud storage. No SD cards, no ladders, no wasted trips. Key Features • Real-time device dashboard (battery, memory, survey recording). • Fast wireless survey download faster and more convenient than traditional in-person data offloading. • Streamlined PMG setup and management for quick provisioning, radar tuning, and data workflows. Permissions Required • Bluetooth - Discover and communicate with SAM 3 / TDC 2 / PMG devices. • Location (When Using) - Confirm location reporting without leaving the app. • Files & Media - Save and share exported traffic surveys. Device Requirements • iPhone 8 or newer running iOS 14 or later. • A Street Dynamics SAM family / MC360 / EZ Speed / TDC 2 / PMG with current hardware.

Screenshots

OTG Cloud by Monster Digital4 screens
SD4 screens

Verdict

The call

The clearest difference is update cadence: OTG Cloud by Monster Digital at every 5 weeks against SD's every 2 months. OTG Cloud by Monster Digital also leads on iOS requirement (6.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OTG Cloud by Monster Digital ships an update every 5 weeks, SD every 2 months. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
OTG Cloud by Monster Digital versus SD: the parameters behind the verdict, then further details
ParameterOTG Cloud by Monster DigitalSD
PriceFreeFree
Rating2.4 (60 ratings) — better—
Positive reviews16.0% of reviews—
Number of ratings60 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS6.0 — better13.0
Further details — not scored
Size17 MB50 MB
Age rating4+4+
DeveloperSDJ Technologies, IncApplied Concepts Incorporated

Bugs and requests

OTG Cloud by Monster Digital

Reported bugs

7 issues
  • App no longer works with iOS 11 and later
  • Cannot transfer files by plugging in phone
  • Music player stops after one song
  • Video plays only in portrait mode
  • App freezes when accessing media server
Show 2 more
  • Cannot read photos from camera SD cards
  • Wi-Fi keeps flashing and stops working

Requested features

9 requests
  • Update the app for current iOS versions
  • Support 'Open In...' functionality for all file types
  • Improve music player functionality (playlists, continuous play)
  • Enable landscape mode for video playback
  • Allow import/export of all file types
Show 4 more
  • Add security features for shared networks (password protection for settings)
  • Improve file transfer speed
  • Support .m4v files
  • Allow changing router settings to connect to Wi-Fi

SD

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

OTG Cloud by Monster Digital

No in-app purchases

None

SD

No in-app purchases

Questions

Is OTG Cloud by Monster Digital free?
OTG Cloud by Monster Digital is free to download, with no in-app purchases.
Is SD free?
SD is free to download, with no in-app purchases.
Do OTG Cloud by Monster Digital or SD have ads?
Neither OTG Cloud by Monster Digital nor SD shows ads.
Which is updated more often, OTG Cloud by Monster Digital or SD?
OTG Cloud by Monster Digital ships an update every 5 weeks, and SD every 2 months. Most recently, OTG Cloud by Monster Digital was updated on September 19, 2026 and SD on September 23, 2026.

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