Comparison

Silenus vs Glowroom

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

Head to head
About

Silenus

Features
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Edit • Basic - Temperature, Tint, Exposure, Contrast, Brightness, and Saturation Colors • Ver, Aestas, Autumnus, and Hiems Presets • Terminus - Nostalgia - Amber, Bronze, Copper, Denim, Eclipse, Faience, Glaze, Henna, Iron, Jade, Khaki, Linen, Mosaic, Nocturne, Oak, Porcelain, Quill, Rawhide, Slate, Trellis, Usukō, Velvet, Wool, Xanadu, Yarrow, and Zen • Mensis - Duotone - Green, Spring Green, Cyan, Azure, Blue, Violet, Magenta, Rose, Red, Orange, Yellow, and Chartreuse Green • Annus - Combination - Atmosphere, Bay, Crystal, Desert, Ether, Forest, Gulf, Haze, Ice, Jungle, Kambaba, Lava, Moss, Nectar, Oasis, Peat, Quarry, Reef, Storm, Tide, Unexplored, Vulcan, Woodland, Xenon, Yonder, and Zephyr • Labes - Blur - Miniature, Bokeh, Box, Disc, Gaussian, Masked, Median, Motion, and Zoom • Remedium - Adjustment - AbsoluteDifference, ColorClamp, Controls, Matrix, Polynomial, Threshold, Exposure, Gamma, Hue, ToSRGB, ToLinear, Kelvin, ToneCurve, Vibrance, and WhitePoint • Augendae - Effect - CrossPolynomial, Cube, Invert, Map, Posterize, LabToRGB, RGBtoLab, Dither, Document, FalseColor, Palettize, Thermal, Vignette, VignetteEffect, and X-ray • Noir - Monochrome - R Channel, G Channel, B Channel, MinRGB, MaxRGB, Tonal, Mono, Noir, Luminance, Meteorite, Ochre, Sienna, Umber, Charcoal, Bistre, Azurite, Malachite, Cinnabar, Silver, Ultramarine, Verdigris, Carmine, Sepia, Tyrian, Cocoa, Saffron, Madder, Indigo, Turmeric, Spinach, Carrot, Iris, Marigold, Artichoke, Paprika, and Cyaneus • Processus - Cool Tone - Greenery, Peridot, Emerald, Alexandrite, Process, Aventurine, Opal, Turquoise, Amazonite, Cerulean, Ethereal, Marina, Lapis, Twilight, Sapphire, Corallite, Iolite, and Amethyst • Translatio - Warm Tone - Daiquiri, Lime, Chartreuse, Illuminating, Transfer, Pineapple, Lemon, Banana, Cantaloupe, Apricot, Orange, Mango, Fiery, ChiliPepper, Barn, Fig, Peach, and Raspberry • Ipsas - Style - Bloom, Comic, Crystallize, Depth, Edges, EdgeWork, Gabor, Gloom, Hexagonal, HighlightShadow, LineOverlay, Pixellate, Pointillize, SpotColor, and SpotLight • Mollis - Desaturated High Contrast - Darken, Multiply, ColorBurn, LinearBurn, Lighten, Screen, ColorDodge, LinearDodge, Overlay, SoftLight, HardLight, VividLight, LinearLight, PinLight, Difference, Exclusion, Subtract, Divide, Hue, Saturation, Color, and Luminosity • Alteratio - Distortion - Bump, BumpLinear, Splash, Wrap, Droste, Displacement, Glass, Lozenge, Hole, LightTunnel, NinePartStretched, NinePartTiled, Pinch, StretchCrop, Torus, Twirl, and Vortex • Causa - Generator - BlurredR, Checker, ConstantColor, LenticularHalo, Mesh, Random, RoundedR, RRStroke, StarShine, Stripes, and Sunbeams • Prospectiva - Geometry - AffineTransform, Bicubic, Crop, Flip, KeystoneCorrection, Lanczos, PerspectiveCorrection, PerspectiveRotate, PerspectiveTransform, Extent, and Straighten • Clivus - Gradient - Ocean, Sierra, Waterfall, Glacier, Fjord, Dune, Lagoon, River, Cavern, Byzantium, Heritage, Afterglow, Murex, Jasmine, and Nebulas • Dimidius - Halftone - Circular, CMYK, Dot, Hatched, and Line • Minuo - Reduction - Row, Column, Area, AreaMin, AreaMinA, AreaMax, AreaMaxA, AreaMinMaxR, and K-Means • Acuere - Sharpen - SharpenLuminance, UnsharpMask, Portrait, Flower, Architecture, Scenery, Web, and Generic • Fictilis - Tile - AffineClamp, Affine, Clamp, Triangle, FourfoldTranslated, FourfoldRotated, SixfoldRotated, Kaleidoscope, Parallelogram, FourfoldReflected, SixfoldReflected, EightfoldReflected, and TwelvefoldReflected • Conversio - Transition - Accordion, BarsSwipe, CopyMachine, Disintegrate, Dissolve, Flash, Mod, PageCurl, Shadow, Ripple, and Swipe • Super - Overlay - Circle, Ellipse, Hexagon, Pentagon, Square, Triangle, and Spring Access Membership • Terminus - Weekly - 297 Presets • Mensis - Monthly - 357 Presets • Annus - Annual - 383 Presets Terms of Use • Plan automatically renews until cancelled. EULA • https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Glowroom

Transform your SDR photos into true HDR with brilliant highlights and enhanced detail. This app synthesizes HDR gain maps, allowing you to edit and relight images directly on your device. It offers precision editing tools and exports in HDR formats for stunning visuals on compatible displays.

Highlights
  • SDR to HDR conversion
  • Synthesized HDR gain maps
  • Precision editing tools
  • Live histogram
  • One-tap Auto correction
  • HDR export formats (HEIC, Adaptive HDR JPEG)
  • Photos extension for in-app editing
Features
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Shot in SDR? Convert it. Already HDR? Relight it. Glowroom turns any photo into true HDR. It synthesizes a real HDR gain map — the same technology behind iPhone HDR photos — so your images glow with brilliant highlights on HDR displays and still look great everywhere else. Glowroom does both, entirely on your device — free and private, no uploads. FIND YOUR NON-HDR PHOTOS Proprietary feature -- Glowroom scans your entire library to discover every SDR (Standard Dynamic Range) photo. Filter by date or device, omit screenshots, and collect them all into a single album with one tap. Your best candidates for HDR conversion. PRECISION EDITING • Levels correction with a live histogram — drag the black, white, and midtone points like a pro • One-tap Auto that reads the scene and fixes it naturally • Exposure, contrast, highlights, shadows, midtones, saturation, temperature, clarity, dehaze & more BUILT NATIVE for iOS. • Real gain-map export (HEIC & Adaptive HDR JPEG) • Live EDR preview — see the glow as you edit • Save a new copy, or update the original reversibly in the Photos App. • Edit right inside Photos with the Glowroom extension • Crop with social presets (Instagram, TikTok, YouTube, X…) and precise straightening BATCH EDITING. • Coming soon Free with reduced-resolution, watermarked saves. Glowroom Pro unlocks full-resolution, watermark-free exports, save-to-original, the Photos extension, and SDR Finder albums. Glowroom Pro is available as an auto-renewable monthly subscription ($3.99/month) or a one-time Lifetime purchase ($8.99). Payment is charged to your Apple ID at purchase confirmation. Monthly subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period; manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://vlodkodesign.com/glowroom/privacy.html Make your photos brilliant!

Screenshots

Silenus4 screens
Glowroom4 screens

Verdict

The call

The clearest difference is update cadence: Glowroom at every 2 weeks against Silenus's every 3 weeks. Silenus's advantage is iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases 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. Silenus sells 11 in-app purchases, starting at $0.99 per 7 days and Glowroom sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Silenus ships an update every 3 weeks, Glowroom every 2 weeks. The most recent releases landed on October 14, 2026 and October 23, 2026 respectively.

Scorecard2 real differences · 8 level
Silenus versus Glowroom: the parameters behind the verdict, then further details
ParameterSilenusGlowroom
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size60 MB19 MB
Age rating4+4+
DeveloperYu Tse WuMYKOLA KINDRATYSHYN

In-app purchases

11 purchases

Silenus

Subscriptions3
  • Terminus$0.997 Days
  • Mensis$2.991 Month
  • Annus$29.991 Year
One-time8
  • SuperFree
  • RemediumFree
  • Minuo$0.99
Show 5 more
  • Acuere$0.99
  • Labes$1.99
  • Mollis$1.99
  • Fictilis$1.99
  • Conversio$1.99
2 purchases

Glowroom

Subscriptions1
  • HDR Photo Lab Pro$3.991 Month
One-time1
  • HDR Photo Lab Pro Lifetime$8.99

Questions

Is Silenus free?
Silenus is free to download, with in-app purchases available.
Is Glowroom free?
Glowroom is free to download, with in-app purchases available.
Do Silenus or Glowroom have ads?
Neither Silenus nor Glowroom shows ads.
Which is updated more often, Silenus or Glowroom?
Silenus ships an update every 3 weeks, and Glowroom every 2 weeks. Most recently, Silenus was updated on October 14, 2026 and Glowroom on October 23, 2026.

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