MaxCurve vs ReeHeld
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MaxCurve
This professional photo editor offers advanced curve editing with 28 unique curve types, surpassing even desktop software. It includes a manual camera, HDR, layers, masks, and blend modes for detailed image reconstruction and artistic expression.
- 28 comprehensive curve editing tools
- Pro manual camera controls
- Layer management with blend modes
- Masking and channel adjustments
- HDR and vignette tools
- Sync with Photoshop via Wi-Fi
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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
ReeHeld
Capture stunning long exposure photos on your iPhone without a tripod. This app uses AI to stabilize images, allowing for capture durations from 1 to 30 seconds. Ideal for creating professional-looking shots of landscapes, cityscapes, and more, even on the go.
- Handheld long exposure photography
- AI image stabilization
- 1-30 second capture duration
- Intuitive interface
- 6-Axis Stability Indicator
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Introducing ReeHeld - the revolutionary iPhone photography camera app that lets you capture stunning long exposure photos without the need for a tripod. Whether you're a professional photographer or an amateur enthusiast, ReeHeld is the perfect tool for taking stunning long exposure shots on the go. With ReeHeld, you can shoot long exposure photos with a capture duration ranging from 1 second to 30 seconds, producing high-quality images that are sure to amaze your friends and followers. The app utilizes cutting-edge artificial intelligence and the neural engine of your iPhone to stabilize the images, resulting in sharp, clear, and stunning long exposure photos. ReeHeld is incredibly easy to use, with a simple and intuitive interface that allows you to quickly adjust your capture time and focus to get the perfect shot. With ReeHeld, you can unleash your creativity and capture incredible long exposure shots of landscapes, cityscapes, waterfalls, and much more. Thanks to its revolutionary AI technology, ReeHeld is the ultimate tool for capturing the perfect long exposure shot on your iPhone. So why wait? Download ReeHeld today. Point, shoot, and KEEP STEADY! — FEATURED — We're excited to share that ReeHeld has been showcased and celebrated by two of the most esteemed publications in the tech and photography world – PetaPixel and Fstoppers! Don't miss out on what the industry's top voices are raving about and learn more about ReeHeld now: PetaPixel: https://petapixel.com/2023/06/08/reeheld-app-uses-ai-to-shoot-sharp-long-exposure-photos-on-iphone/ Fstoppers: https://fstoppers.com/reviews/incredible-hand-held-30-second-exposures-iphone-app-630082 — REMARKS — While ReeHeld's cutting-edge AI technology does an amazing job in stabilizing your long exposure shots, it's still necessary to hold your iPhone as steady as possible. The 6-Axis Stability Indicator will also guide you in keeping your hand stable in position, so to mitigate any unwanted movement and take sharp and clean shots. Keep steady and your photos will be sharp and memorable! — GET IN TOUCH — • We'd love to hear from you! If you do have any ideas on new features or improvements, please email us at: support@reeflexstore.com • Stay up to date and receive regular updates, subscribe to our newsletter: reeflexstore.com/pages/newsletter • Follow us on Facebook, Instagram, and Twitter: @ReeflexCamera • Share your photos with us! Tag #ShotWithReeHeld and join our community — TUTORIAL — • Learn tips & tricks, and get the most out of the app: https://reeflexstore.com/pages/reeheld-tutorial • Frequently Asked Questions (FAQ): https://reeflexstore.com/pages/reeflex-apps-faq — ADMIN — Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://reeflexstore.com/pages/privacy-policy intellectual property: Each logo used in this listing belongs to their respective owners. We do not claim ownership of these logos, and all IP rights remain with the original owners.
Screenshots
Verdict
The clearest difference is price: ReeHeld at Free against MaxCurve's $0.99. MaxCurve's advantage is in-app purchases (none vs 6) and rating (4.7 vs 4.3). On ratings volume, update cadence and ads 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
ReeHeld is free to download; MaxCurve costs $0.99 up front. ReeHeld sells 6 in-app purchases, starting at $7.99 per year. MaxCurve asks for nothing beyond the download.
MaxCurve holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 921 and 448 respectively. Written reviews point the same way: 80% of MaxCurve's written reviews are positive against 55% of ReeHeld's.
MaxCurve ships an update every 4 weeks, ReeHeld every 6 weeks. Both last shipped on September 27, 2026.
| Parameter | MaxCurve | ReeHeld |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (921 ratings) — better | 4.3 (448 ratings) |
| Positive reviews | 80.5% of reviews — better | 54.8% of reviews |
| Number of ratings | 921 — better | 448 |
| Update frequency | Every 4 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 17.3 |
| Further details — not scored | ||
| Size | 112 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | 晓东 王 | Reeflex GmbH |
Customer experience
MaxCurve
ReeHeld
User reviews
MaxCurve
From 921 App Store ratingsWhat we love
- 🚀 Powerful photo editing capabilities
- 👍 Intuitive and user-friendly interface
- 🎨 Excellent color correction and curve tools
- 💻 Great for desktop and mobile editing
- 🖌️ Versatile layering and blending options
Room to improve
- 🐛 Occasional crashes and stability issues
- 🔁 Lack of updates and bug fixes
- 📱 Compatibility problems with newer devices/OS
- 💰 Concerns about in-app purchases and subscription model
- 🤔 Steep learning curve for some advanced features
ReeHeld
From 448 App Store ratingsWhat we love
- 👍 Simple and easy to use
- 🚀 Produces great results without a tripod
- 🤩 Incredible long exposure capabilities on a smartphone
- 💡 Innovative AI-powered stabilization
- ⭐ Excellent app for beginners and professionals
Room to improve
- 🐛 Crashes and freezes on some devices
- 🔋 High battery consumption during long exposures
- 🤔 Limited control over exposure time and settings
- 💸 Perceived as overpriced compared to free alternatives
Bugs and requests
MaxCurve
Reported bugs
4 issues- Lower interface elements being cut off
- Filter masks appearing misaligned
- Photos disappearing after editing
- Frequent, unpredictable crashes
Requested features
5 requests- Local masking and selective editing tools
- Levels and histogram adjustments
- Skin smoothing and portrait enhancement
- Improved undo/redo functionality
- Expanded RAW file support
ReeHeld
Reported bugs
3 issues- Raw files not saving properly
- Crashes when trying to take a photo
- Orientation issues with output images
Requested features
4 requests- Raw/DNG file format support
- Longer exposure time options (e.g., 60 or 120 seconds)
- Bluetooth remote shutter support
- Orientation lock and EXIF data preservation
In-app purchases
MaxCurve
No in-app purchases
ReeHeld
- ReeHeld Pro$7.991 Year
- ReeflexBundle$12.991 Year
- ReeHeld Annual3 Days trial$14.991 Year
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- Bundle Annual3 Days trial$17.991 Year
- ReeHeld Life Time Access$24.99
- Reeflex Bundle$34.99








