Comparison

Ink Weasel vs MetFlow TA Live

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

Head to head
About

Ink Weasel

Control tattoo machines with touch or voice commands. Save presets, tune needle height and frequency with precision, and choose from three unique wave forms designed for tattooing. Works offline for unlimited machine power.

Highlights
  • Touch and voice control
  • 5 saveable presets
  • Needle height and frequency tuning
  • Three unique wave forms (Shark Tooth, Hammer Head, Jaws)
  • Offline functionality
  • Voice command customization
Features
Read full description

Ink Weasel is the professional control app for Electric Shark audio tattoo machines — including The Scepter linear coil. A revolution in tattoo machine control: shaped waveforms, dual preset banks, hands-free voice, and booth tools on your iPhone. By Richard Detore, Electric Shark Tattoo. FREE DOWNLOAD • Power, level and Hz knobs, wave wheel • Bank 1 — presets 1–5 • Live scope trace • Burned Amber and Brushed Steel skins • In-app Guides and sound settings INK WEASEL PRO (one-time upgrade) • Bank 2 and presets 6–10 — save and edit • Voice commands and wake words • Machine Tuner — coil Hz via microphone • Scope animation and trace brightness • Session stopwatch on scope • All skins and knob styles WAVEFORMS Shark Tooth, Hammerhead, and JAWS — purpose-built audio shapes for lining, packing, and gentle work. BUILT FOR ELECTRIC SHARK HARDWARE Ink Weasel drives The Scepter and compatible Electric Shark audiopower supplies. Audio routes from your iPhone to the amp; the machine follows the shaped pulse. Learn more about machines and The Scepter at electricsharktattoo.com Already paid for Ink Weasel before 2.2? You keep Pro automatically. Restore Purchases is in Settings. Voice commands include; weasel on, weasel off, weasel DC, weasel AC, weasel shark tooth, weasel hammerhead, weasel jaws, weasel 1, weasel 2, weasel 3, weasel 4, weasel 5 (for presets). It uses some power and works offline. Switch it ON or OFF using mic icon (or "weasel microphone off" while ON) Instead of "weasel" you can also call your machine using "hey machine" or "ink weasel" or "electric shark" followed by any of the above commands. DISCLAIMER: Electric Shark products and services are aimed at professional tattoo artists who are fully aware of all legal requirements including sterilisation techniques and effective disposal of Sharps and Soft Wastes. By using this app you agree that neither Electric Shark Tattoo nor the app developer can be held responsible for any damages done by the use of their services and products. As a buyer you must take full responsibility for your product and any effects of our services, including any malfunctions when using this app on your device.

About

MetFlow TA Live

Read full description

Smart tool for balancing of heating and cooling systems. Balancing valves of heading European producers included. Successfully can be used for measuring of very small differential and gauge pressures.

Screenshots

Ink Weasel4 screens
MetFlow TA Live4 screens

Verdict

The call

The clearest difference is in-app purchases: MetFlow TA Live at none against Ink Weasel's 1. MetFlow TA Live also leads on update cadence (every 4 months vs every 73 months). On price, ads, device support and iOS requirement 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. Ink Weasel sells 1 one-off in-app purchase. MetFlow TA Live asks for nothing beyond the download.

UpkeepUpdate frequency

Ink Weasel ships an update every 73 months, MetFlow TA Live every 4 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 7 level
Ink Weasel versus MetFlow TA Live: the parameters behind the verdict, then further details
ParameterInk WeaselMetFlow TA Live
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 73 monthsEvery 4 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size133 MB43 MB
Age rating4+4+
DeveloperRichard DetoreSV Technics

In-app purchases

1 purchases

Ink Weasel

One-time1
  • ink Weasel Pro$8.99
None

MetFlow TA Live

No in-app purchases

Questions

Is Ink Weasel free?
Ink Weasel is free to download, with in-app purchases available.
Is MetFlow TA Live free?
MetFlow TA Live is free to download, with no in-app purchases.
Do Ink Weasel or MetFlow TA Live have ads?
Neither Ink Weasel nor MetFlow TA Live shows ads.
Which is updated more often, Ink Weasel or MetFlow TA Live?
Ink Weasel ships an update every 73 months, and MetFlow TA Live every 4 months. Most recently, Ink Weasel was updated on November 3, 2026 and MetFlow TA Live on October 27, 2026.

Other comparisons