Comparison

REC Disk Speed Test vs CK TIGER

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

CK TIGER

Features
Read full description

App for pickup truck owners—take full control of your retractable tonneau cover right from your Phone. • Instant one-tap open/close/pause for your tonneau cover • Real-time battery and cover status updates • Auto-close scheduling for enhanced security • Bluetooth pairing for remote control (up to 50ft range) • Compatible with most leading tonneau cover brands and pickup model

Screenshots

REC Disk Speed Test4 screens
CK TIGER3 screens

Verdict

The call

The clearest difference is update cadence: CK TIGER at monthly against REC Disk Speed Test's every 37 months. CK TIGER also leads on iOS requirement (13 vs 18.0). 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

REC Disk Speed Test ships an update every 37 months, CK TIGER monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
REC Disk Speed Test versus CK TIGER: the parameters behind the verdict, then further details
ParameterREC Disk Speed TestCK TIGER
PriceFreeFree
Rating3.3 (6 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 37 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPod — better
Requires iOS18.013 — better
Further details — not scored
Size1 MB21 MB
Age rating17+17+
DeveloperLateNiteSoft S.L.Hangzhou Hu'er Network Technology Co., Ltd

In-app purchases

None

REC Disk Speed Test

No in-app purchases

None

CK TIGER

No in-app purchases

Questions

Is REC Disk Speed Test free?
REC Disk Speed Test is free to download, with no in-app purchases.
Is CK TIGER free?
CK TIGER is free to download, with no in-app purchases.
Do REC Disk Speed Test or CK TIGER have ads?
Neither REC Disk Speed Test nor CK TIGER shows ads.
Which is updated more often, REC Disk Speed Test or CK TIGER?
REC Disk Speed Test ships an update every 37 months, and CK TIGER monthly. Most recently, REC Disk Speed Test was updated on November 3, 2026 and CK TIGER on November 5, 2026.

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