Comparison

BrainHack vs ShareByLight File Transfer

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

Head to head
About

BrainHack

This app serves as an interpreter for the esoteric B*******k programming language. It allows users to execute B*******k code, which is known for its extreme minimalism and is designed for programmer challenge and amusement rather than practical use.

Highlights
  • B*******k programming language interpreter
  • Execute esoteric code
  • Minimalist programming language support
  • ASCII character output
  • Byte input and manipulation
Features
Read full description

BrainHack is an interpreter app for B*******k. The B*******k programming language is an esoteric programming language noted for its extreme minimalism. It is a Turing tarpit, designed to challenge and amuse programmers, and was not made to be suitable for practical use. It was created in 1993 by Urban Muller. Commands: > increment the data pointer (to point to the next cell to the right). < decrement the data pointer (to point to the next cell to the left). + increment (increase by one) the byte at the data pointer. - decrement (decrease by one) the byte at the data pointer. . output a character, the ASCII value of which being the byte at the data pointer. , accept one byte of input, storing its value in the byte at the data pointer. [ if the byte at the data pointer is zero, then instead of moving the instruction pointer forward to the next command, jump it forward to the command after the matching ] command. ] if the byte at the data pointer is nonzero, then instead of moving the instruction pointer forward to the next command, jump it back to the command after the matching [ command.

About

ShareByLight File Transfer

Features
Read full description

ShareByLight moves files from one device to another using only the screen and camera. What it’s for • Pass a file when you don’t want (or can’t use) Wi-Fi or Bluetooth, between air gapped devices • Share between iPhone, iPad, and Mac without a network • Keep the transfer offline and local to the devices in front of you How it works 1. On one device, choose a file and start the stream 2. On the other device, open Receive and point the camera at the screen 3. When the transfer finishes, save the file Features • Send and receive on the same app • Works across iPhone, iPad, and Mac • Optional password protection for the file • Clear progress while the transfer runs • Free: one direction and small files • Pro: both directions and larger files Tips for a smooth transfer • Max brightness on the sending screen • Hold steady and fill the frame • Reduce glare and strong backlight No account required. No cloud. Data moves as light between the devices you choose.

Screenshots

BrainHack3 screens
ShareByLight File Transfer3 screens

Verdict

The call

The clearest difference is in-app purchases: BrainHack at none against ShareByLight File Transfer's 1. BrainHack also leads on iOS requirement (8.0 vs 17.0). ShareByLight File Transfer's advantage is update cadence (every 2 weeks vs every 6 weeks). 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. ShareByLight File Transfer sells 1 one-off in-app purchase. BrainHack asks for nothing beyond the download.

UpkeepUpdate frequency

BrainHack ships an update every 6 weeks, ShareByLight File Transfer every 2 weeks. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 7 level
BrainHack versus ShareByLight File Transfer: the parameters behind the verdict, then further details
ParameterBrainHackShareByLight File Transfer
PriceFreeFree
Rating4.2 (6 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better17.0
Further details — not scored
Size11 MB5 MB
Age rating4+4+
DeveloperKatsuma TanakaDragos Roua

In-app purchases

None

BrainHack

No in-app purchases

1 purchases

ShareByLight File Transfer

One-time1
  • ShareByLight Pro$5.99

Questions

Is BrainHack free?
BrainHack is free to download, with no in-app purchases.
Is ShareByLight File Transfer free?
ShareByLight File Transfer is free to download, with in-app purchases available.
Do BrainHack or ShareByLight File Transfer have ads?
Neither BrainHack nor ShareByLight File Transfer shows ads.
Which is updated more often, BrainHack or ShareByLight File Transfer?
BrainHack ships an update every 6 weeks, and ShareByLight File Transfer every 2 weeks. Most recently, BrainHack was updated on October 15, 2026 and ShareByLight File Transfer on October 10, 2026.

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