Comparison

Skyflow vs Collage Ultra

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

Head to head
About

Skyflow

Create professional time-lapse and stop-motion videos with advanced camera controls and a powerful editor. Adjust playback speed after shooting, apply effects, and export in high resolutions. Supports various photo and video formats for ultimate creative freedom.

Highlights
  • Adjustable playback speed after shooting
  • Pro camera controls (ISO, shutter, WB, focus)
  • Support for RAW, HEIF, and ProRes formats
  • Advanced time-lapse editor with keyframing
  • Export up to 8K resolution
  • Long exposure effects and exposure bracketing
  • Stop-motion shooting mode
Features
Read full description

Skyflow is a powerful, professional-grade tool for creators who want top-quality in time-lapse and stop-motion. Skyflow’s standout feature is the ability to change your time-lapse playback speed even after shooting was finished. With powerful camera controls, broad format support, and a full-featured editor, Skyflow gives you complete control from shoot to export. Highly Configurable Capture Experience: • Source selection: SDR Video, HDR Video, Apple Log, 12MP and 48MP Photo • Expanded save formats: HEIF, HEIF (10-bit), ProRes, ProRAW • Shooting modes: Time-Lapse and Stop Motion • Adjustable Start Time, Interval, and Duration • Pro Tools: Histogram, Zebra, Apple Log LUT Preview • Manual control of ISO, shutter speed, EV, white balance, and focus • Noise Reduction for night shots by limiting shutter speed • Long Exposure effects: Light Trails & Motion Blur • 3-stop/2-stop Exposure Bracketing (EB) • Panning motion for cinematic movement • Horizon level and photo grid overlays Feature-rich Time-Lapse Editor: • Playback speed adjustment with reverse option and speed ramping • Advanced cropping with perspective correction • Full editing and sharing support for (Pro)RAW • Improved image fusion for exposure-bracketed sequences (EB) • Exposure and color adjustments • Keypoint-based ramping for playback speed, crop settings, exposure and color adjustments • Trimming, adding music, continuing a time-lapse, and more Export and Sharing: • Export up to 8K (depends on your device model) • Video formats including ProRes • Custom frame rate and bitrate • HDR / Dolby Vision export support • Save to Photos, Files, or share to other apps Other Features • Detailed time-lapse info view with photo metadata and capture-metrics graphs • Create time-lapse projects from photo albums, bursts, videos, or imported folders • Support for DJI OSMO Mobile and DJI OSMO Mobile 2 handheld gimbals Please note: DJI OSMO Mobile 3 and later are not supported due to factors outside our control! Free Version You can shoot unlimited time-lapses with no restrictions. Exports, however, are limited to 540p resolution and include a watermark. Limitations can be removed with a one-time in-app purchase.

About

Collage Ultra

Create stunning photo and video collages with flexible editing tools. Choose between a guided assistant for quick results or expert mode for detailed customization. Save projects to continue editing later.

Highlights
  • Combine up to 20 photos
  • Combine up to 100 photos and videos
  • Add music to video collages
  • Animated scenes with transitions
  • Customizable aspect ratios
  • Text and filter customization
  • Guided assistant and expert mode
Features
Read full description

Your photos and videos deserve more than a rigid grid. With Collage Ultra, you can create beautiful photo and video collages—quickly with the guided assistant or down to the finest detail in Expert Mode. PHOTO COLLAGES • Combine up to 20 photos. • Choose from a wide range of layouts and templates. • Use Freestyle and Photo Stack for overlapping compositions. • Move, rotate, resize, and layer photos freely. • Customize frames, spacing, rounded corners, and backgrounds. • Add text with different fonts, sizes, colors, and backgrounds. • Fine-tune your design with filters, brightness, contrast, and more. VIDEO COLLAGES • Combine up to 100 photos and videos. • Add music from Files or your photo library. • Select the exact music section directly in the waveform. • Create animated scenes with transitions and effects such as Stack, Fade, and Pixelate. • Adjust scene duration, speed, number of elements, and random arrangement. • Export video in up to 4K at 60 fps, depending on your settings. EASY OR FLEXIBLE The guided assistant takes you step by step from media selection to the finished collage. Expert Mode gives you direct access to every tool. Projects are saved so you can continue editing at any time. MADE FOR YOUR FORMAT Square, portrait, or landscape: customize the aspect ratio, background, frame, and design for memories, travel, birthdays, pets, hobbies, and more.

Screenshots

Skyflow4 screens
Collage Ultra4 screens

Verdict

The call

The clearest difference is review sentiment: Collage Ultra at 100% against Skyflow's 72%. Skyflow's advantage is device support (4 vs 2) and iOS requirement (14.3 vs 16.0). On price, ads, in-app purchases and monetization model 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. Skyflow sells 5 one-off in-app purchases and Collage Ultra sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard3 real differences · 7 level
Skyflow versus Collage Ultra: the parameters behind the verdict, then further details
ParameterSkyflowCollage Ultra
PriceFreeFree
Rating4.6 (590 ratings) — better—
Positive reviews71.9% of reviews100.0% of reviews — better
Number of ratings590 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS14.3 — better16.0
Further details — not scored
Size71 MB12 MB
Age rating9+4+
DeveloperAndrei KovalevKurenz Music GbR

Customer experience

Skyflow

All ratings590 ratings
Positive91.0%
Neutral2.7%
Negative6.3%
Written reviews420 reviews
Positive71.9%
Neutral7.1%
Negative21.0%

Collage Ultra

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Skyflow

Reported bugs

4 issues
  • Camera session errors
  • Inability to complete actions
  • Distorted or corrupted video output
  • Timelapses not saving properly

Requested features

8 requests
  • Add intermediate zoom levels
  • Implement vertical/portrait mode
  • Add manual focus control
  • Introduce exposure and shutter speed settings
  • Implement geotagging and timestamp overlays
Show 3 more
  • Add presets for common shooting scenarios
  • Improve file management and export options
  • Introduce cloud backup and sync functionality

Collage Ultra

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Skyflow

One-time5
  • Remove Ads & Watermark$0.99
  • Upgrade Tier 1$1.99
  • HD export$2.99
Show 2 more
  • Upgrade Tier 2$3.99
  • Full version$4.99
1 purchases

Collage Ultra

One-time1
  • Collage Ultra Pro$6.99

Questions

Is Skyflow free?
Skyflow is free to download, with in-app purchases available.
Is Collage Ultra free?
Collage Ultra is free to download, with in-app purchases available.
Do Skyflow or Collage Ultra have ads?
Neither Skyflow nor Collage Ultra shows ads.

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