Comparison

Shift Unit vs Voice Recorder

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

Head to head
About

Shift Unit

This utility app offers precise unit and currency conversions with over 1400 units across 34 categories. It supports light/dark modes, home widgets, and an independent Apple Watch app. Features include a custom keypad with calculator mode and educational Wikipedia integration.

Highlights
  • 1400+ conversion units
  • 34 categories
  • Light/dark mode support
  • Home widget
  • Apple Watch app
  • Custom keypad with calculator
  • Wikipedia integration
Features
Read full description

Shift Unit is a unit converter designed with usability and numerical precision in mind. It features 1437+ conversion units across 34 categories. It works great in light or dark mode, and as a Home Widget w/ localized number displays. Independent WatchOS app and complications. Operations can be carried out in portrait mode in simple precision (7 significant digits,) or in landscape mode in double precision (14 significant digits.) Conversion formulae use exact definitions of related entities--not approximations. Wikipedia page information can be pulled for categories and conversion units. (Look for info circle.) The custom keypad has a calculator mode, and allows to enter/edit numbers on either side of the conversion. Unit categories include Acceleration, Angle, Area, Bit Rate, Clock, Online Currencies, Data Storage, Area Density, Volumetric Density, Electric Charge, Electric Current, Energy, Volumetric Flow Rate, Force, Frequency, Fuel, Length, Luminance, Lux, Mass Flow Rate, Momentum, Power, Pressure, Radiation Dose, Radioactivity, Radiation Exposure, Speed, Temperature, Temperature Delta, Time, Torque, Typography, Volume, and Weight. Features: - One screen operation minimizing number of gestures - Numbers (digits, decimal/grouping separators, exponent)/time/country names localized to your (or any) region - Current time in 2 out of 439 world cities and see your cities pinned on a flyover map, an educational way of discovering the world through time zones - Weather conditions and forecast for time zone cities - Dedicated accessibility labels and hints for VoiceOver operations - Customizable number entry timeout allowing to enter a new number without having to clear the field. (Turned off when an accessibility feature, e.g. VoiceOver, is on) - Customizable user interface (preferred categories; user interface alignment for left/right-handed entry or 2-thumb operations) - Ability to swap units while keeping initial numerical entry - Category presets for quick change of context, including user preset - Long-press category button to remove, or add a category on the fly - Long-press number field for copy/paste - Paste Mathematical constants (Pi, e, etc.) - Education via Wikipedia pages for categories and conversion units - Currency conversions using online rates - Searchable list of currency rates with possibility to change base rate - Set favorite currencies - Built-in numeric keypad (with calculator mode) to enter numbers on either side of the conversion - Long-press delete key to clear the field in focus - Engineering number format handling - Infinity and negative numbers handling - 7 or 14-digit precision displays (3-digit fractions for currencies) - Searchable list of 1400+ conversion units across 34 categories - On-boarding screens for general operations and for the Currency category (turned off when VoiceOver is on) - Home widget for quick conversions using units selected in the hosting app Happy Conversions!

About

Voice Recorder

Record audio with exceptional clarity and convert it to text instantly. Edit recordings and transcribed text with ease, then share your work across any platform. This app is designed to save time and enhance productivity for professionals and students alike.

Highlights
  • Professional voice recording
  • Audio file import
  • Instant transcription
  • Precise audio trimming
  • Convenient sharing
  • Flexible text editing
Features
Read full description

"Voice Recorder & Transcribe" - your indispensable assistant for voice recording and audio-to-text transcription! Professional voice recording: Crystal-clear sound for all your needs - from lectures to interviews. Audio file import: Easily work with existing recordings by importing them with a single tap. Instant transcription: Convert audio to text thanks to advanced voice technologies. Precise audio trimming: Edit your recordings to perfection with an intuitive trimming tool. Convenient sharing: Instantly share audio or text across any platform. Flexible text editing: Correct and improve transcribed text directly within the app. Save time, boost productivity, and never miss important details with "Voice Recorder & Transcribe". Perfect for students, journalists, business professionals, and anyone who values efficiency and accuracy. Download now and turn your thoughts into text with just one button press! App offers an auto-renewing subscription. Your subscription will automatically renew at the end of each billing term and your credit card will be charged through your iTunes account. You can turn off auto-renew at any time from your iTunes account settings, but refunds will not be provided for any unused portion of the term. Privacy Policy: https://secondbgdmob.com/privacy Terms of Use: https://secondbgdmob.com/terms

Screenshots

Shift Unit4 screens
Voice Recorder3 screens

Verdict

The call

The clearest difference is review sentiment: Shift Unit at 100% against Voice Recorder's 33%. Shift Unit also leads on in-app purchases (none vs 3) and ads (none vs shown). Voice Recorder's advantage is iOS requirement (17.0 vs 26.0). On price, ratings volume, update cadence 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. Voice Recorder sells 3 in-app purchases, starting at $2.99 per 7 days. Shift Unit asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Shift Unit holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 21 and 27 respectively. Written reviews point the same way: 100% of Shift Unit's written reviews are positive against 33% of Voice Recorder's.

UpkeepUpdate frequency

Shift Unit ships an update every 2 months, Voice Recorder every 6 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard6 real differences · 4 level
Shift Unit versus Voice Recorder: the parameters behind the verdict, then further details
ParameterShift UnitVoice Recorder
PriceFreeFree
Rating5.0 (21 ratings) — better4.7 (27 ratings)
Positive reviews100.0% of reviews — better33.3% of reviews
Number of ratings2127 — better
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS26.017.0 — better
Further details — not scored
Size18 MB39 MB
Age rating4+17+
DeveloperDidier BurtonRavkat Abdusatarov

Customer experience

Shift Unit

All ratings21 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Voice Recorder

All ratings23 ratings
Positive91.3%
Neutral4.3%
Negative4.3%
Written reviews33 reviews
Positive33.3%
Neutral6.1%
Negative60.6%

Bugs and requests

Shift Unit

Not enough reviews yet to summarise bugs or requests.

Voice Recorder

Reported bugs

3 issues
  • Lifetime purchase not working
  • Recording not working
  • Inconsistent language detection

Requested features

3 requests
  • Add language selection options
  • Improve transcription accuracy
  • Provide better recording organization

In-app purchases

None

Shift Unit

No in-app purchases

3 purchases

Voice Recorder

Subscriptions2
  • Pro Version3 Days trial$2.997 Days
  • Premium$59.991 Year
One-time1
  • Forever$89.99

Questions

Is Shift Unit free?
Shift Unit is free to download, with no in-app purchases.
Is Voice Recorder free?
Voice Recorder is free to download, with in-app purchases available.
Which has better reviews, Shift Unit or Voice Recorder?
Shift Unit is rated higher. Shift Unit averages 5.0 out of 5 from 21 ratings, while Voice Recorder averages 4.7 from 27 ratings.
Do Shift Unit or Voice Recorder have ads?
Voice Recorder shows ads; Shift Unit does not.
Which is updated more often, Shift Unit or Voice Recorder?
Shift Unit ships an update every 2 months, and Voice Recorder every 6 weeks. Most recently, Shift Unit was updated on November 3, 2026 and Voice Recorder on November 8, 2026.

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