Comparison

tcCalc vs Anchor Viewer

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

Head to head
About

tcCalc

This calculator specializes in timecode and frame-based calculations, offering a familiar interface for quick conversions and duration calculations. It supports multiple frame rates and allows for easy copying and pasting of results.

Highlights
  • Timecode and frame calculations
  • Convert between timecode and frames
  • Supports multiple frame rates
  • Automatic value adjustment
  • Copy and paste functionality
  • Memory function
  • Calculation history
Features
Read full description

tcCalc is a calculator built for one job: timecode math in video production. Add and subtract timecode, let it handle drop frame for you, and switch to a frame count with a single tap - all with the feel of an ordinary calculator. Supported frame rates 23.98 / 24 / 25 / 29.97 / 30 / 50 / 59.94 / 60 fps, plus hh:mm:ss for working without frames. Drop frame is applied automatically at 29.97 and 59.94 fps. Features - Add and subtract timecode - One-tap switching between timecode and frame count - Automatic drop frame handling (29.97 / 59.94 fps) - hh:mm:ss mode - Constant calculation for repeating the same operation - Memory functions (add, subtract, recall, clear) - Calculation history (up to 20 entries, tap to restore) - Copy and paste - Dark mode - iPhone and iPad, all four orientations - Dynamic Type and VoiceOver support Simple by design - No ads - No in-app purchases - No network access - works entirely offline - No analytics and no tracking Whether you are timing a shoot, finding an edit point, or adding up the length of your footage, tcCalc keeps the math out of your way.

About

Anchor Viewer

Stream and review dailies from film productions with advanced color management and annotation tools. Securely share high-resolution stills and videos, with features like FairPlay DRM and 2FA for enhanced protection.

Highlights
  • Stream dailies globally
  • Compare color passes
  • Download low bandwidth stills
  • Filter and search dailies
  • Annotate with drawings and notes
  • Secure AirPlay 2.0 casting
  • FairPlay DRM integration
Features
Read full description

Features: - Stream dailies from anywhere in the world. - Be notified immediately on release of new playlist. - Automatic download of new playlists for offline viewing. - Review dailies with comparisons against previous color passes. - View low bandwidth stills, with ability to download. - Filter and search dailies via scene, shoot day, camera rolls, and descriptive terms. - Annotate your dailies with drawings and notes - collaborate with your colleagues. - View high resolution stills with CDL and LUT colour management. - View your dailies through various aspect ratios and extractions. - Cast video securely to AirPlay 2.0 devices. - Submit VFX pulls to Harbor's Anchor VFX Pull system for quick review of assets. Security: - FairPlay DRM integration enhances security. - 2FA and optional biometric authentication for additional security. - All traffic is encrypted.

Screenshots

tcCalc4 screens
Anchor Viewer4 screens

Verdict

The call

The clearest difference is price: Anchor Viewer at Free against tcCalc's $0.99. Anchor Viewer also leads on review sentiment (100% vs 63%) and rating (5.0 vs 4.7). tcCalc's advantage is ratings volume (76 vs 1). On ads, in-app purchases, 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

Anchor Viewer is free to download; tcCalc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Anchor Viewer holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: tcCalc has 76 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 63% of tcCalc's written reviews are positive against 100% of Anchor Viewer's.

UpkeepUpdate frequency

tcCalc ships an update every 3 months, Anchor Viewer every 3 weeks. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 4 level
tcCalc versus Anchor Viewer: the parameters behind the verdict, then further details
ParametertcCalcAnchor Viewer
Price$0.99Free — better
Rating4.7 (76 ratings)5.0 (1 ratings) — better
Positive reviews63.2% of reviews100.0% of reviews — better
Number of ratings76 — better1
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.616.4 — better
Further details — not scored
Size1 MB33 MB
Age rating4+4+
DeveloperRYUICHIROU SHIMONOHarbor Picture Company

Customer experience

tcCalc

All ratings76 ratings
Positive90.8%
Neutral6.6%
Negative2.6%
Written reviews19 reviews
Positive63.2%
Neutral15.8%
Negative21.1%

Anchor Viewer

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

In-app purchases

None

tcCalc

No in-app purchases

None

Anchor Viewer

No in-app purchases

Questions

Is tcCalc free?
tcCalc costs $0.99, with no in-app purchases.
Is Anchor Viewer free?
Anchor Viewer is free to download, with no in-app purchases.
Which has better reviews, tcCalc or Anchor Viewer?
Anchor Viewer is rated higher. tcCalc averages 4.7 out of 5 from 76 ratings, while Anchor Viewer averages 5.0 from 1 ratings.
Do tcCalc or Anchor Viewer have ads?
Neither tcCalc nor Anchor Viewer shows ads.
Which is updated more often, tcCalc or Anchor Viewer?
tcCalc ships an update every 3 months, and Anchor Viewer every 3 weeks. Most recently, tcCalc was updated on September 23, 2026 and Anchor Viewer on September 24, 2026.

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