Comparison

CALLA V vs Roll Keeper

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

Head to head
About

CALLA V

Create vintage-style videos with a variety of film effects and filters. Apply vintage noise, film burns, vignetting, and more to achieve a retro look. Mix and match effects for unique video styles.

Highlights
  • Vintage film filters
  • Eight different effects
  • Mix and match effects
  • Vintage noise effect
  • Film burn effect
  • Camcorder date timestamp
Features
Read full description

New app [CALLA V] has been released! Thank you so much for your love of CALLA and our other apps.  We want to return your support. So we made [CALLA V] application. * Limited time for the promotion of the AD removal items! [CALLA V] is a vintage film video camera that lets you use a variety of films and effects. In [CALLA V], you can apply all the CALLA filters, as well as eight different effects, to record images. - CALLA's All filter - Vintage noise effect - Vintage film burn effect - Vignetting effect - Old TV effects - Grain effect - Lens effect - Camcorder date timestamp
 You can mix and match effects to make your videos look great.  Because it is a free application, it contains ads.  If you are uncomfortable, please use [Remove AD]. Thank you! [How to use] 1. You can swap the film by swiping from side to side. 2. Swipe up or down to change various filters for each film.      (* Each film consists of several filters.) 3. Try using effects directly from the menu at the bottom. [Q&A] @ : youarenotegg@gmail.com W : www.notegg.co.kr

About

Roll Keeper

Organize your film photography scans with this dedicated archive tool. Automatically detect rolls from filenames, review contact sheets, and save detailed information like film stock, camera, and location. Sync metadata back to your photo library for seamless organization.

Highlights
  • Automatic roll detection from filenames
  • Contact sheet review
  • Manual roll creation and editing
  • Detailed roll metadata (film stock, camera, location)
  • Sync metadata to Photos
  • Export and share contact sheets
Features
Read full description

Roll Keeper is a focused archive tool for film photographers who scan their negatives and want every roll to stay organized after it lands in Apple Photos. Scan your library for roll-like batches, review contact sheets, then save each roll with film stock, camera, lens, approximate shooting dates, locations, notes, and selected frames. Manual roll creation is available when your lab filenames are messy or when you want to build an archive by hand. You can also sync selected roll dates and locations back to Photos metadata when you choose, keeping your archive and EXIF details aligned. Key features: - Detect likely rolls from scanner filenames and frame patterns - Review each detected roll as a contact sheet before saving - Create or edit rolls manually - Add and remove photos after creation - Save film stock, camera, lens, date range, location, and notes - Sync shooting date and location metadata back to selected Photos assets - Keep demo rolls available until your first real archive roll - Export and share contact sheets Roll Keeper reads photo metadata and thumbnails from your library to help identify scans. It does not move or delete your original photos.

Screenshots

CALLA V4 screens
Roll Keeper4 screens

Verdict

The call

The clearest difference is rating: Roll Keeper at 5.0 against CALLA V's 4.3. Roll Keeper also leads on ads (none vs shown) and review sentiment (100% vs 75%). CALLA V's advantage is ratings volume (32 vs 1). On price, in-app purchases, monetization model 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. CALLA V sells 1 one-off in-app purchase and Roll Keeper sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Roll Keeper holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: CALLA V has 32 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of CALLA V's written reviews are positive against 100% of Roll Keeper's.

Scorecard4 real differences · 6 level
CALLA V versus Roll Keeper: the parameters behind the verdict, then further details
ParameterCALLA VRoll Keeper
PriceFreeFree
Rating4.3 (32 ratings)5.0 (1 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings32 — better1
Update frequencyMonthly—
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS16.6 — better17.0
Further details — not scored
Size140 MB13 MB
Age rating4+4+
DeveloperNOTEGG Corp.Wenlong Zhu

Customer experience

CALLA V

All ratings32 ratings
Positive78.1%
Neutral12.5%
Negative9.4%
Written reviews72 reviews
Positive75.0%
Neutral13.9%
Negative11.1%

Roll Keeper

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

In-app purchases

1 purchases

CALLA V

One-time1
  • CALLA V REMOVE ADS ITEM$2.99
1 purchases

Roll Keeper

One-time1
  • Lifetime Unlock$8.99

Questions

Is CALLA V free?
CALLA V is free to download, with in-app purchases available.
Is Roll Keeper free?
Roll Keeper is free to download, with in-app purchases available.
Which has better reviews, CALLA V or Roll Keeper?
Roll Keeper is rated higher. CALLA V averages 4.3 out of 5 from 32 ratings, while Roll Keeper averages 5.0 from 1 ratings.
Do CALLA V or Roll Keeper have ads?
CALLA V shows ads; Roll Keeper does not.

Other comparisons