Comparison

Sound Meter vs PostCode

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

Head to head
About

Sound Meter

This utility app measures ambient noise levels in decibels. It provides a reference table to help users understand safe listening levels and protects their hearing. The app also stores historical measurements for later review.

Highlights
  • Measures sound level in decibels
  • Decibel level reference table
  • Hearing protection guidance
  • Stores measurement history
  • Easy to use interface
Features
Read full description

Sound Meter measures the noise and sound level in decibel. Easy to use. - Decibel level table for reference, helps protect your ears from pain - Store history for any consideration later.

About

PostCode

This utility app helps video editors perform complex timecode calculations and frame rate conversions. It supports adding, subtracting, multiplying, and dividing timecode, calculating total run times, and instantly converting between various frame rates. Designed for professional post-production workflows.

Highlights
  • Timecode arithmetic (add, subtract, multiply, divide)
  • Total run time calculation from In/Out points
  • Instant frame rate conversion
  • Toggle between timecode and frame count
  • Support for all standard and custom frame rates
  • Export calculations as CSV or TXT
Features
Read full description

PostCode is the timecode calculator & frame rate converter for video editors and post-production teams. Made by an editor, for editors. Whether you're calculating durations, spotting VFX shots, converting frame rates for delivery, or totalling segments for a programme run time — PostCode handles the maths so you can handle the edit. • Calculator Add, subtract, multiply, and divide timecode. Your history is kept on the paper tape. Tap any line on the tape to drop its value back into the input. Touch and hold any line to copy or delete it. Supports negative values for pre-roll calculations. • Total Run Time Enter the In and Out points for multiple segments to calculate the total run time — like a simplified EDL. Reorder segments with drag-and-drop. Give segments an optional name. Set a target to see how far over or under you are. • Frame Rate Converter Convert timecode between any two frame rates instantly. Supports Drop Frame and Non-drop Frame, plus NTSC pull down. • TC/FR Toggle between timecode or frame count, anywhere in the app — perfect for VFX and animation workflows. • Frame Rates Supports all SMPTE standard frame rates — 23.976, 24, 25, 29.97 Non-drop Frame, 29.97 Drop Frame, 30, 50, 59.94 Non-drop Frame, 59.94 Drop Frame, 60 — as well as custom frame rates. • Undo Each mode keeps its own undo history. Shake your iPhone or press ⌘-Z to undo any destructive action. • Copy and Paste Touch and hold any value to copy and paste it as timecode or as frames. PostCode automatically validates and formats the timecode for you. • Built for Pros Hardware keyboard support on iPad and Mac. Dark mode optimised for edit suites and control rooms. Export calculations as TXT or CSV. If PostCode has helped you, an App Store rating and review would be appreciated. Happy editing!

Screenshots

Sound Meter4 screens
PostCode4 screens

Verdict

The call

The clearest difference is review sentiment: PostCode at 100% against Sound Meter's 40%. PostCode also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 1). Sound Meter's advantage is price (Free vs $2.99) and ratings volume (16 vs 1). On update cadence, 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

Sound Meter is free to download; PostCode costs $2.99 up front. Sound Meter sells 1 one-off in-app purchase. PostCode asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PostCode holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Sound Meter has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 40% of Sound Meter's written reviews are positive against 100% of PostCode's.

UpkeepUpdate frequency

Sound Meter ships an update fortnightly, PostCode every 3 weeks. The most recent releases landed on September 24, 2026 and September 7, 2026 respectively.

Scorecard7 real differences · 3 level
Sound Meter versus PostCode: the parameters behind the verdict, then further details
ParameterSound MeterPostCode
PriceFree — better$2.99
Rating4.4 (16 ratings)5.0 (1 ratings) — better
Positive reviews40.0% of reviews100.0% of reviews — better
Number of ratings16 — better1
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size57 MB6 MB
Age rating4+4+
DeveloperHiep PhamMartin McLean

Customer experience

Sound Meter

All ratings16 ratings
Positive81.3%
Neutral6.3%
Negative12.5%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

PostCode

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Sound Meter

One-time1
  • Remove ADs$4.99
None

PostCode

No in-app purchases

Questions

Is Sound Meter free?
Sound Meter is free to download, with in-app purchases available.
Is PostCode free?
PostCode costs $2.99, with no in-app purchases.
Which has better reviews, Sound Meter or PostCode?
PostCode is rated higher. Sound Meter averages 4.4 out of 5 from 16 ratings, while PostCode averages 5.0 from 1 ratings.
Do Sound Meter or PostCode have ads?
Neither Sound Meter nor PostCode shows ads.
Which is updated more often, Sound Meter or PostCode?
Sound Meter ships an update fortnightly, and PostCode every 3 weeks. Most recently, Sound Meter was updated on September 24, 2026 and PostCode on September 7, 2026.

Other comparisons