Comparison

REC Disk Speed Test vs DMX FreeD Trigger

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

Head to head
About

REC Disk Speed Test

This utility app tests the write speed of your USB-C external drives on compatible iPhones. It provides a clear verdict on whether your drive can handle demanding video formats like ProRes, ensuring smooth recordings.

Highlights
  • Real write speed measurement (MB/s)
  • Color-coded drive readiness verdict
  • Format-by-format compatibility breakdown
  • File system support check
  • Drive details (name, capacity, free space)
Read full description

Never lose a shot to a slow drive. Recording ProRes to an external SSD is one of the best things you can do with your iPhone Pro, until the drive can't keep up and your footage stutters, drops frames or stops recording. REC Disk Speed Test tells you whether your drive is up to the job before you hit record. Plug in your USB-C drive, tap Start, and get a clear answer in seconds. WHAT YOU GET • Real write speed: See exactly how fast your drive writes, in MB/s, measured on your own iPhone. • A clear verdict: Color-coded results tell you at a glance whether your drive is ready for everything, most things, or only lighter formats. • Format-by-format breakdown: Check marks for HEVC 4K60, HEVC HDR, and ProRes 10-bit HDR at 1080p30, 4K30 and the demanding 4K60. • File system check: Find out right away whether your drive's format is supported for video capture, so you don't discover a problem on set. • Drive details: Name, capacity and free space, all on one screen. PERFECT FOR • Filmmakers and content creators shooting ProRes on iPhone • Testing a new SSD before a shoot, or before you buy more • Comparing drives, cables and enclosures to find the fastest setup • Peace of mind before an important recording Free, simple, and built by the team behind REC and Photon Camera. FROM LATENITESOFT Pair your tested drive with REC to record cinematic video in any format straight to external storage, or with Photon Camera to shoot stunning photos directly to your drive. Requires iPhone 15 Pro or a later Pro model with USB-C external storage support.

About

DMX FreeD Trigger

Read full description

FreeD Trigger connects virtual production and live events: it listens for FreeD camera tracking over your local network and fires DMX when your trigger rules match - no cloud required. Built for the floor • Receive FreeD over UDP (port configurable) • Trigger slots with conditions on X, Y, Z, Roll, Pitch, Yaw • Anti-jitter hold time and tolerance for stable firing • Live visualization - position readout and top/side camera plot Professional DMX output • Art-Net or sACN (E1.31) • Unicast to up to 5 target IPs, or Pro Broadcast for subnet/multicast • Adjustable output FPS • Per-action 8-bit or 16-bit channels, ON/OFF levels, fade and delay • Quick Test (Test ON/OFF / Blackout) to verify wiring before the show • Conflict checks to reduce duplicate channels across active slots Workflow • Control - start/stop engine, signal status, charts • Triggers - unlimited slots; enable the ones you need • Settings - DMX, FreeD, engine behavior, Pro subscription • Import / Export / Save projects (.freedmxproj) • Logs for FreeD, DMX, and trigger debugging Free plan Up to 2 enabled trigger slots and Unicast DMX - enough to try the app on real hardware. DMX FreeD Triger Pro (auto-renewable subscription) • Unlimited enabled slots • Broadcast DMX mode Manage or cancel in Apple ID → Subscriptions. Restore purchases and redeem Apple subscription offer codes in Settings → Pro. Before you buy • iPhone/iPad must stay on the same Wi‑Fi as FreeD source and DMX nodes • Allow Local Network when iOS asks • For show use, enable Keep screen awake in Settings; the app is designed for foreground operation during a show • Pro on iOS does not include the separate Mac App Store app - subscribe per platform Terms of Use and Privacy Policy are linked in the app

Screenshots

REC Disk Speed Test4 screens
DMX FreeD Trigger4 screens

Verdict

The call

The clearest difference is in-app purchases: REC Disk Speed Test at none against DMX FreeD Trigger's 2. DMX FreeD Trigger's advantage is update cadence (every 3 weeks vs every 37 months) and iOS requirement (16.0 vs 18.0). 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. DMX FreeD Trigger sells 2 in-app purchases, starting at $2.99 per month. REC Disk Speed Test asks for nothing beyond the download.

UpkeepUpdate frequency

REC Disk Speed Test ships an update every 37 months, DMX FreeD Trigger every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
REC Disk Speed Test versus DMX FreeD Trigger: the parameters behind the verdict, then further details
ParameterREC Disk Speed TestDMX FreeD Trigger
PriceFreeFree
Rating3.3 (6 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 37 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad — better
Requires iOS18.016.0 — better
Further details — not scored
Size1 MB1 MB
Age rating17+4+
DeveloperLateNiteSoft S.L.Ivan Ryzhak

In-app purchases

None

REC Disk Speed Test

No in-app purchases

2 purchases

DMX FreeD Trigger

Subscriptions2
  • Pro Monthly$2.991 Month
  • Pro Yearly$17.991 Year

Questions

Is REC Disk Speed Test free?
REC Disk Speed Test is free to download, with no in-app purchases.
Is DMX FreeD Trigger free?
DMX FreeD Trigger is free to download, with in-app purchases available.
Do REC Disk Speed Test or DMX FreeD Trigger have ads?
Neither REC Disk Speed Test nor DMX FreeD Trigger shows ads.
Which is updated more often, REC Disk Speed Test or DMX FreeD Trigger?
REC Disk Speed Test ships an update every 37 months, and DMX FreeD Trigger every 3 weeks. Most recently, REC Disk Speed Test was updated on October 30, 2026 and DMX FreeD Trigger on October 25, 2026.

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