MaxCurve app icon
Apple App StoreObserved metadata

MaxCurve

艳 王Photo & Video4.62 · 90 ratings
Open store
Publisher
艳 王
Category
Photo & Video
Version
3.1.1
Last updated
Nov 21, 2017
Public page · no login requiredMetadata observed Sep 7, 2026, 11:30 PM

Research answer

What AppTrendKit can say about MaxCurve today

MaxCurve has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.

Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.

Performance intelligence

Observed trajectory and estimates

Store ranks are observations. Downloads and gross store consumer spend are AppTrendKit estimates and only appear when persisted evidence exists.

Estimated downloads · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated downloads · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Revenue growth · 30D
Download growth · 30D
Grossing rank
Free rank

Evidence history

Collected daily performance

No daily metric history has been persisted yet.

No backfilled days
Daily metrics will appear here after the estimator has persisted more than one observation.

Rank history

Observed chart positions

Lower rank is better. Only collected observations are shown.

No positive rank observations are stored for this storefront yet.

Coverage note

What the ranks mean

A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.

Read the method

Storefront mix

Top countries by estimated contribution

Country estimates are aggregated only after country-level predictions exist.

No country-level economics have been persisted for this app yet.

Monetization

Observed store economics signals

Classification
Paid listing
Price
GBP 0.99
In-app purchases
Not observed
Subscriptions
Not observed

These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.

App details

Store metadata

Version
3.1.1
Released
Dec 3, 2015
Last updated
Nov 21, 2017
Content rating
4+
Default storefront
GB

Public IAP observations

Validated in-app purchase prices

Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.

Unavailable
No validated public IAP price observations have been persisted for this app yet.

Listing detail

What the store says

Best Apps of 2016, as Chosen by Apple. MaxCurve is a professional photo editor, which has the most comprehensive curve editing function and pro manual camera. MaxCurve achieves great innovation with 28 curves, most of which users have never seen on other apps. Even Photoshop can't achieve such an exquisite adjustment performance. Furthermore, manual camera, HDR, layer, channel, mask, preset, blend mode, opacity, crop and vignette are available. MaxCurve is able to edit every detail of your photos to its maximum design and also help to perfectly reconstruct your photography works. It's an indispensable app for photographers, and an essential tool serving as great assistant for artists. "MaxCurve should satisfy even the most perfectionist image editors." -- DPReview "Take your iPhone photography to new levels with MaxCurve." -- App Advice "MaxCurve brings professional image editing that even goes beyond some of the Photoshop curve functions. Recommended." -- Life in LoFi "Even more powerful desktop applications like Photoshop don’t offer the same level of control over some of their adjustments as MaxCurve does through its diverse range of curves tools." -- iPhone Photography School RGB KIT - RGB, Red, Green and Blue curves CMYK KIT - CMYK, Cyan, Magenta, Yellow and Black curves LIGHTNESS KIT - Contrast/Lightness curve - Exposure/Lightness curve, like shadow/highlight in Photoshop - Gamma/Lightness curve - Temperature/Lightness curve - Lightness/Hue curve, like hue/saturation in Photoshop - Black & White/Hue curve, best BW tool ever HSL KIT - Hue curve, like hue/saturation in Photoshop - Hue/Saturation curve - Hue/Lightness curve, like color balance in Photoshop - Saturation curve - Saturation/Hue curve - Saturation/Lightness curve LAB KIT - a curve - a/Luminosity curve - Copy a to b curve - b curve - b/Luminosity curve - Copy b to a curve - Luminosity curve LAYER KIT - Manage curves using maximum 40 layers - Add color layer, texture layer or self-blending layer; then set blend modes like in Photoshop - Adjust blending opacity using curves - Add mask for every layer CHANNEL KIT - RGB, CMYK, HSL and LAB channels - Check and adjust channels separately MORE KITS - HDR brings a stunning look to your image by using one image - Crop, rotation, mirror and ratio tools - Sharpness, blur, grain, structure and vignette tools - Powerful history function with snapshot - Pixelate and border tools MANUAL CAMERA - Adjust the exposure, ISO, shutter speed, temperature and focus by manual - Use the presets to be the filters while taking photos - Use it as a standalone camera SYNC TO PHOTOSHOP - MaxCurve can be linked to your Mac or PC's Photoshop using Wi-Fi, import images from Photoshop and export them back again after processing - Output presets as the format of 3D LUT, and use them in the function named 'Color Lookup' of Photoshop - You can perform collaborative work with Photoshop like a plugin, first of its kind ever created PROFESSIONAL EDIT - Process and save images as FULL size without downscaling resolution - Support for JPEG, TIFF, PNG and RAW (CRW, CR2, DNG, ARW, RAF, ORF, NEF, MRW, PEF, and others) - Reserve EXIF and GPS information as original picture - Add copyright info into EXIF, or add watermark for protecting your copyright - Choice of export quality - Analyze pictures by professional histogram and gradient map - Open MaxCurve in system's Photos app, and have it serve as a filter extension - Support is available for split view on iPad and 3D touch SHARE CURVES - Save curves into presets for subsequent and future use - We set up an online curve sharing platform for users to share photography artworks and curves without registration - Find inspiration on a publication highlighting creativity from around the globe - Save curves of other photographers to local presets Have suggestions or problems? Contact us via email: support@ maxcurve. net

Store creative

Screenshots

MaxCurve screenshot 1
Screenshot 1
MaxCurve screenshot 2
Screenshot 2
MaxCurve screenshot 3
Screenshot 3
MaxCurve screenshot 4
Screenshot 4
MaxCurve screenshot 5
Screenshot 5

Competitive set

Similar apps

Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.

Explore the full catalog →

Methodology and provenance

Read every number with its evidence

Metadata source: Apple iTunes Search API; observed Sep 7, 2026, 11:30 PM.

Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.

Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.

Model: No persisted model version.

Confidence: ; intervals widen when evidence or history is limited.

Last observation: Sep 7, 2026, 11:30 PM.

Need the full method?

See how AppTrendKit separates observations, estimates, coverage, and confidence.

Open methodology
Generated Not observedPublic data · no login required