Comparison

Zero vs Hydra › Pro Camera (RAW + AI)

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

Head to head
About

Zero

Features
Read full description

Zero-X Hydra is a professional flight control application that supports a variety of Zero-X aircraft. The APP boasts real-time video transmission, flight parameter settings and aerial video and other aircraft functions. Enjoy flying the udirc WIFI line with Zero-X! Main features include: 1. GPS positioning that allows users to pinpoint wherever aircraft is located 2. Map navigation and viewing, as well as waypoint mission control 3. Real-time HD video and telemetry transmission 4. Versatile and nimble aircraft control via a set of on-screen virtual joysticks 5. A flexible aerial photography platform 6. Customizable flight parameters 7. Tutorials for the novice pilot

About

Hydra › Pro Camera (RAW + AI)

This app enhances mobile photography with AI and computational imaging, offering extreme HDR, advanced denoising, and high-resolution capture. It provides manual controls, style presets, and a powerful editor for professional-level results in challenging lighting.

Highlights
  • AI-powered computational photography
  • Extreme HDR capture (> 20-stop)
  • Detail-enhancing denoising
  • Up to 110-megapixel resolution
  • Manual camera controls
  • High-fidelity photo editor
  • Multiple output file formats
Features
Read full description

Hydra is a camera app for iPhone & iPad with innovative capture technology that lets you take gorgeous and unique pictures even in challenging lighting conditions. Making use of the latest advances in artificial intelligence & image processing, Hydra’s independent computational core offers to overcome the physical limits of small sensors, with features such as over 20-stop extreme HDR, detail-enhancing denoising, macro shooting, crisp 6/8x zooming, and a whopping 110-megapixel resolution. But there's more. Hydra now features a new highly capable manual mode for photo enthusiasts, an improved faster shooting for reduced artifacts, and the addition of a new normal capture mode for everyday photos. It also comes with a number of presets to define your own style as well as a completely new high-fidelity photo editor. Last but not least, Hydra’s constantly evolving photo capabilities are your best asset to continue enjoying picture quality improvements after device purchase and to obtain state-of-the-art camera innovations all through its lifetime. “The Hydra app […] is one of the more interesting iOS camera apps we have seen in the recent past.” — Lars Rehm (DPReview) “Hydra is for people who enjoy iPhone photography at a higher and more rewarding level.” — David Robinson (iPhonographer) “The user interface is particularly well made […] If Apple were to purchase this app, they wouldn't have to change anything in its design.” — Florian Innocente (Mac Génération) “Hydra […] is a well thought out and terrific performing photo app with solid features that will improve your images in challenging lighting conditions.” — Mel Martin (Engadget) KEY FEATURES • Refined camera experience for iPhone & iPad. • Computational photography with artificial intelligence (AI). Neural processing & fusion of RAW sensor data. • Unique capabilities: extreme HDR (> 20-stop range) to accommodate lighting conditions, superior detail-enhancement and denoising for low-light & macro, up-to-6/8x zooming, and a whopping 110-megapixel resolution. New normal camera mode. • Versatile viewfinder: approachable ergonomics, tactile input & sensory feedback (1-stop vibrations). “Zebra” exposure previewing. • Manual mode for precise camera control: focus, ISO, shutter speed, white balance. • Rich capture options: Apple Watch remote, timer, flash & selfie, geotagging, grid overlay… • Photo style presets (tonal intent, color rendition…). • Powerful photo editor for 32-bit non-degrading edits, including tone mapping, detail boosting, precise colorimetry, and Apple ProRAW editing. • Side-by-side pixel-level comparison with unprocessed RAW input. • Exhaustive output options with varied file formats, including pro options (JPEG, HEIC, TIFF, TIFF-32, OpenEXR, Radiance, DNG, Apple ProRAW, and next-gen JPEG XL) & color spaces (sRGB, Display P3, ROMM ProPhoto). • Aftershot: saving to HyperRAW for deferred photo development, including Bracket and Fusion containers. • Improved saving to Files (iCloud & 3rd-party apps) including shared folders for professional use cases, and folder management. • Redesigned photo gallery. • Lock screen and home screen widgets. • Optimized for latest iOS, Metal, CoreML, and Apple Neural Engine (ANE) for high-speed AI computations on Apple Silicon. • Privacy first: full on-device processing, privacy filter for social sharing. PRICING The free app offers unrestricted shooting in normal mode (auto & manual), including RAW, HyperRAW & Apple ProRAW (compatible devices only). Other capture modes & restrictions can be unlocked either with the Pro Pack 3 one-time purchase, or with the Pro Plan subscription. Upgrade pricing is available within the app for previous version owners. MORE INFO Website: https://creaceed.com/ihydra Privacy Policy: https://creaceed.com/privacy Terms of Use: https://creaceed.com/terms Feedback: hydra@creaceed.com

Screenshots

Zero3 screens
Hydra › Pro Camera (RAW + AI)4 screens

Verdict

The call

The clearest difference is in-app purchases: Zero at none against Hydra › Pro Camera (RAW + AI)'s 6. Zero also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (8.0 vs 18.0). On price, 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

Both are free to download. Hydra › Pro Camera (RAW + AI) sells 6 in-app purchases, starting at $3.99 per month. Zero asks for nothing beyond the download.

UpkeepUpdate frequency

Zero ships an update every 2 days, Hydra › Pro Camera (RAW + AI) every 2 months. The most recent releases landed on October 17, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
Zero versus Hydra › Pro Camera (RAW + AI): the parameters behind the verdict, then further details
ParameterZeroHydra › Pro Camera (RAW + AI)
PriceFreeFree
Rating—3.4 (252 ratings) — better
Positive reviews—29.3% of reviews
Number of ratings—252 — better
Update frequencyEvery 2 days — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS8.0 — better18.0
Further details — not scored
Size39 MB101 MB
Age rating4+4+
DeveloperDirected Electronics AustraliaCreaceed SRL

Bugs and requests

Zero

Not enough reviews yet to summarise bugs or requests.

Hydra › Pro Camera (RAW + AI)

Reported bugs

4 issues
  • App crashes when taking 110MP photos
  • Unable to save RAW/HEIC files
  • Inconsistent behavior in different lighting conditions
  • Zoom and macro features not working as expected

Requested features

5 requests
  • Add ultra-wide lens support
  • Allow editing of photos after capture
  • Improve low-light and macro performance
  • Optimize for latest iPhone hardware
  • Provide better value for paid version

In-app purchases

None

Zero

No in-app purchases

6 purchases

Hydra › Pro Camera (RAW + AI)

Subscriptions2
  • Pro Plan (Monthly)7 Days trial$3.991 Month
  • Pro Plan (Yearly)7 Days trial$9.991 Year
One-time4
  • Pro Pack 3 (Upgrade)$7.99
  • Pro Pack (Upgrade)$15.99
  • Pro Pack 3$23.99
Show 1 more
  • Pro Pack$23.99

Questions

Is Zero free?
Zero is free to download, with no in-app purchases.
Is Hydra › Pro Camera (RAW + AI) free?
Hydra › Pro Camera (RAW + AI) is free to download, with in-app purchases available.
Do Zero or Hydra › Pro Camera (RAW + AI) have ads?
Neither Zero nor Hydra › Pro Camera (RAW + AI) shows ads.
Which is updated more often, Zero or Hydra › Pro Camera (RAW + AI)?
Zero ships an update every 2 days, and Hydra › Pro Camera (RAW + AI) every 2 months. Most recently, Zero was updated on October 17, 2026 and Hydra › Pro Camera (RAW + AI) on October 22, 2026.

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