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Test scope & comparison notes
These are recorded facts, not a unified ranking. Tested tiers and scope are not consistently recorded. Read pricing with its date and timing with its conditions. Privacy observations reflect visible flows and statements, not a security audit.
Cross-task capability coverage across selected products
Each product is scored independently per task edge; switch tasks below while keeping shared products selected| Task edge | Pixlr | Let's Enhance | Switch / compare |
|---|---|---|---|
| Background removal | 68/100 2048 × 2048 · PNG | Not tested in topic | Compare in task topic → |
| Image upscaling | 88/100 2048×2048 (PNG · 4.0x Super Scale) · Historical description; output not attached | 76/100 2048×2048 (JPG · 4.0x Prime Upscale · Bottom-left watermark) · Historical description; output not attached | Active task |
| Object removal | 90/100 2048×2048 (Native Full-Res No Watermark PNG/JPG/WebP) · Historical description; output not attached | Not tested in topic | Compare in task topic → |
| Image generation | 92/100 1024×1024 (Unwatermarked PNG, 1.38MB) · Historical description; output not attached | 80/100 2048×2048 (9.96 MB PNG · Bottom-left watermark on free credits) · Historical description; output not attached | |
| Photo restoration | 69/100 JPEG · Output attached | Not tested in topic | Compare in task topic → |
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Browse this task →| Criterion | Pixlr Express (Super Scale AI) Image upscaling 88/100 Seven-aspect task score 4× watermark-free export is fast with clear per-use credits, but free saves are limited to three per day and multiple video ads occupy the workspace. Tested export 2048×2048 (PNG · 4.0x Super Scale) · Historical description; output not attached Historical test · 2026-10-16 | Let's Enhance (Prime 4x Upscaler) Image upscaling 76/100 Seven-aspect task score 4× detail is good and the workspace is ad-free, but registration is required and trial-credit exports still carry a watermark not disclosed before signup. Tested export 2048×2048 (JPG · 4.0x Prime Upscale · Bottom-left watermark) · Historical description; output not attached Historical test · 2026-10-16 |
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| Pricing & rules | ||
| Pricing plans | All web monthly/annual tiers and five credit top-up packs · 2026-10-20 Plan · source date Monthly / one-time Annual bill / period Quota & limits Plus2026-10-20 ↗ USD 2.49/month USD 23.88/year Monthly 80 AI credits/month; not a dedicated removal count Rules [1] Annual 960 general AI credits/year, valid for one year Rules [2] Premium2026-10-20 ↗ USD 9.99/month USD 95.88/year Monthly 1,000 AI credits/month; not a dedicated removal count Rules [1] Annual 12,000 general AI credits/year, valid for one year Rules [2] Ultra regular2026-10-20 ↗ USD 24.99/month USD 239.9/year Monthly 5,000 AI credits/month; not a dedicated removal count Rules [1] Annual 60,000 general AI credits/year, valid for one year Rules [2] Ultra MAX2026-10-20 ↗ USD 49.99/month USD 479.9/year Monthly 10,000 AI credits/month; not a dedicated removal count Rules [1] Annual 120,000 general AI credits/year, valid for one year Rules [2] 200 AI credits2026-10-20 ↗ USD 3.99 · one-time payment Usage / one-time Usage / one-time 200 general AI credits; pack expiry not separately verified 500 AI credits2026-10-20 ↗ USD 6.99 · one-time payment Usage / one-time Usage / one-time 500 general AI credits; pack expiry not separately verified 1,000 AI credits2026-10-20 ↗ USD 9.99 · one-time payment Usage / one-time Usage / one-time 1,000 general AI credits; pack expiry not separately verified 2,000 AI credits2026-10-20 ↗ USD 16.99 · one-time payment Usage / one-time Usage / one-time 2,000 general AI credits; pack expiry not separately verified 5,000 AI credits2026-10-20 ↗ USD 30.99 · one-time payment Usage / one-time Usage / one-time 5,000 general AI credits; pack expiry not separately verified 13 plan / billing-period records, all listed; — means that period is not recorded. All four annual charges were confirmed at checkout. Ultra $239.90/year and Ultra MAX $479.90/year differ from rounded monthly equivalents multiplied by 12. The feature FAQ advertises free removal and batch ZIP export without quantifying free counts/limits. Removal credit conversion and top-up expiry are not separately stated in reviewed pages. Tax depends on billing address. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordPage states cancellation is available anytime; refund details unverified. Official plans and usage terms ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ Official annual checkout summaries for all four plans ↗ · 2026-10-20 Capture 1 ↗ · Capture 2 ↗ · Capture 3 ↗ · Capture 4 ↗ Official free removal and batch explanation ↗ · 2026-10-20 Capture 1 ↗ | Let’s Enhance personal subscription plans (Free Trial / Starter / Pro / Max); USD · 2026-10-21 Plan · source date Monthly / one-time Annual bill / period Quota & limits Signup free allowance2026-10-21 ↗ Free trial Trial Trial 10 free credits upon signup (1 credit per upscaled image, 2 credits per AI generation; free-credit exports include watermark). Starter Monthly (100 credits)2026-10-21 ↗ USD 12/month — Monthly 100 credits/month (unused credits roll over up to 600 credits); upscaling up to 256 MP, AI art generation, and watermark-free export. Starter Annual (100 credits/mo)2026-10-21 ↗ — Annual price not verified Annual 100 credits/month (accumulate up to 600 credits); card displays USD 9/month equivalent billed annually. Public card displays only the USD 9/month equivalent ("Billed annually") without showing the annual invoice total before login. Pro Monthly (300 credits)2026-10-21 ↗ USD 32/month — Monthly 300 credits/month (unused credits roll over up to 1,800 credits); upscaling up to 350 MP, AI art generation, and watermark-free export. Pro Annual (300 credits/mo)2026-10-21 ↗ — Annual price not verified Annual 300 credits/month (accumulate up to 1,800 credits); card displays USD 24/month equivalent billed annually. Public card displays only the USD 24/month equivalent ("Billed annually") without showing the annual invoice total before login. Max Monthly (500 credits)2026-10-21 ↗ USD 45/month — Monthly 500 credits/month (unused credits roll over up to 3,000 credits); upscaling up to 512 MP, AI art generation, and watermark-free export. Max Annual (500 credits/mo)2026-10-21 ↗ — Annual price not verified Annual 500 credits/month (accumulate up to 3,000 credits); card displays USD 34/month equivalent billed annually. Public card displays only the USD 34/month equivalent ("Billed annually") without showing the annual invoice total before login. 7 plan / billing-period records, all listed; — means that period is not recorded. The official pricing page and FAQ list personal monthly prices: Starter USD 12/month (100 credits/month), Pro USD 32/month (300 credits/month), and Max USD 45/month (500 credits/month), with unused credits rolling over up to 6x the monthly allowance. Annual cards display only monthly equivalents (USD 9 / 24 / 34 per month, "Billed annually") without printing the annual invoice total on the public page, so annual totals are marked unverified. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancel anytime via the Cancel Subscription button on the Pricing page; remaining unused credits expire at the end of the paid billing period. Purchasing any plan or bundle unlocks watermark-free downloads for previously processed images. Let’s Enhance official pricing and credit rules FAQ ↗ · 2026-10-21 Capture 1 ↗ |
| Free & trial allowance on the test date | 50 free initial AI credits upon signup; Super Scale (2x/4x/8x) costs only 1 credit per upscale, with 3 free daily saves | New accounts receive 10 free credits (1 credit per upscale; 9 credits left after test); removing the watermark and unlocking 8x/16x require a paid subscription |
| Cancellation & refunds | Page states cancellation is available anytime; refund details unverified. | Cancel anytime via the Cancel Subscription button on the Pricing page; remaining unused credits expire at the end of the paid billing period. Purchasing any plan or bundle unlocks watermark-free downloads for previously processed images. |
| Disclosure of costs & limits | Super Scale panel clearly labels 'Scale up (1c)' and 25MP (5000×5000) max limit; right sidebar displays video ads | Watermark appears only on the generated thumbnail and downloaded file after signup and processing |
| Task quality | ||
| Measured fixture results | Tested scale: 4× | Tested scale: 4× |
| Fixture findings | The tested 4× output was watermark-free with clear main lettering; inspect small text and other images separately. | Text was clear in this 4× output; the free-credit image carried a brand watermark. |
| Original historical observation | PSNR=26.95dB · SSIM=0.8846 (native 4x 2048×2048 unwatermarked PNG export); Edge gradient correlation edge_corr=0.6141 (+4.85% over Bicubic); high-frequency recovery hf_ratio=0.4636; Calibration plate PSNR=15.56dB: clean 'REALTEST 2026' wood sign and smooth natural brass surface rendering. | PSNR=27.02dB · SSIM=0.8631 (4x 2048×2048 Prime model); outstanding edge_corr=0.7108, hf_ratio=0.7910, and plate_psnr=17.25dB with razor-sharp 'REALTEST 2026' and 'REALTEST 2048px GT' typography, though free-credit exports include a bottom-left Let's Enhance watermark. |
| Suitable uses · historical assessment | Users needing 4x/8x high-resolution upscaling (up to 5000×5000px) combined with multi-layer canvas editing | Print and design professionals who need ultra-crisp 4x–16x texture restoration and are willing to subscribe to remove the watermark |
| Result & output evidence | No native output obtained; the preview does not establish final export quality. | No native output obtained; the preview does not establish final export quality. |
| Delivery capabilities | ||
| Recorded export specifications | 2048×2048 (PNG · 4.0x Super Scale) · Historical description; output not attached · Check watermark record No native output is attached; check the evidence for specification and watermark claims. | 2048×2048 (JPG · 4.0x Prime Upscale · Bottom-left watermark) · Historical description; output not attached · Check watermark record No native output is attached; check the evidence for specification and watermark claims. |
| Historical specification note · not an official maximum | 2048×2048 (PNG · 4.0x Super Scale) | 2048×2048 (4.0x · Free tier unlocks 1x/2x/4x; 8x/16x require paid plan) |
| Watermark observation | No watermark | Free-credit exports carry a semi-transparent 'Let's Enhance .io' logo in the bottom-left corner |
| Batch & API | Supports chained 2x/4x/8x upscaling up to 5000×5000px (25MP) and multi-layer editing | Supports multi-image batch queues (up to 50MB/file) and enterprise Claid.ai API |
| Recorded free-tier dimensions | Not verified | Not verified |
| Attached file dimensions | Not verified | Not verified |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 3.4s · End-to-end reference: 3.85s | Network-observed server wait: 20.1s · End-to-end reference: 22.2s |
| Date & fixture | 2026-10-16 · anchor_upscale_v1 · US-West (California, AS2914) | 2026-10-16 · anchor_upscale_v1 · US-West (California, AS2914) |
| Repeated tests & reliability | No standardized repetition count, success rate or variability range is recorded. | No standardized repetition count, success rate or variability range is recorded. |
| Interaction experience | ||
| Account requirements | Account required in this test | Account required in this test |
| Sign-in methods | Free login via Google, Apple, Facebook, or Email | Mandatory Google or Email registration at /signup after selecting a file |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Displays third-party video ads along the right sidebar on the free tier and caps free local saves at 3 per day. | Uses an 'upload-first, signup-gate-second' funnel, though it preserves the uploaded image in the `/boost` queue after login; workspace is clean and ad-free. |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Pixlr Pte. Ltd. (Inmagine Group / 123RF) | Let's Enhance Inc. (San Francisco, CA, USA) |
| Recorded origin | Singapore | San Francisco, USA (Ukrainian-founded team) |
| Domain history record | 2008–Present | 2017–Present |
| Background & reputation assessment | 18-year veteran photo suite operated by Singapore's Inmagine Group (123RF), with Plus plans starting at $1.99/mo. | Operated by Let's Enhance Inc. (founded 2017, San Francisco, CA, Techstars alum), one of the earliest commercial deep-learning super-resolution platforms. |
| External reputation record | Not verified | Not verified |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Uploaded for cloud processing |
| Third-party tracking record | Not verified | Not verified |
| Engineering & privacy assessment | 4x (2048×2048) upscale completed in ~3.40s and exported a 3.1MB lossless PNG (also supports JPG, WebP, PDF, PXZ). | Provides multi-model SR controls (Prime, Gentle, Old photo, Light AI) and 1x–16x scale factors over a stable cloud queue. |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | 29 / 35 Exceptionally fair credit pricing: whether you choose 2x (1024px), 4x (2048px), or 8x (4096px), Super Scale costs just 1 AI credit ('Scale up 1c') out of 50 free signup credits. | 18 / 35 The home page (Screenshot ①) presents a drag-and-drop uploader that immediately redirects to `/signup` promising 'Get started with 10 images free' (Screenshot ④); signing in via Google grants 10 credits and unlocks Prime 4x (2048×2048), but the exported 2048×2048 JPG embeds a semi-transparent 'Let's Enhance .io' watermark in the bottom-left corner (Screenshot ③) that was not disclosed on the signup page. |
| Interaction restraint | 22 / 30 Displays third-party video ads along the right sidebar on the free tier and caps free local saves at 3 per day. | 21 / 30 Uses an 'upload-first, signup-gate-second' funnel, though it preserves the uploaded image in the `/boost` queue after login; workspace is clean and ad-free. |
| Background & reputation | 18 / 20 18-year veteran photo suite operated by Singapore's Inmagine Group (123RF), with Plus plans starting at $1.99/mo. | 18 / 20 Operated by Let's Enhance Inc. (founded 2017, San Francisco, CA, Techstars alum), one of the earliest commercial deep-learning super-resolution platforms. |
| Engineering & privacy | 14 / 15 4x (2048×2048) upscale completed in ~3.40s and exported a 3.1MB lossless PNG (also supports JPG, WebP, PDF, PXZ). | 13 / 15 Provides multi-model SR controls (Prime, Gentle, Old photo, Light AI) and 1x–16x scale factors over a stable cloud queue. |
| Task quality | 56.5 / 65 PSNR vs 2048px GT: 26.95 dB · SSIM: 0.8846 · Edge Gradient Correlation: 0.6141 · High-Freq Sharpness Ratio: 0.4636 · Calibration Plate PSNR: 15.56 dB | 59 / 65 PSNR vs 2048px GT: 27.02 dB · SSIM: 0.8631 · Edge Gradient Correlation: 0.7108 · High-Freq Sharpness Ratio: 0.791 · Calibration Plate PSNR: 17.25 dB |
| Deliverable specifications | 20 / 20 Clean unwatermarked export (8/8); Free scale factor: 4x (2048×2048 (PNG · 4.0x Super Scale)) | 12 / 20 No free unwatermarked export (0/8); Free scale factor: 4x (2048×2048 (4.0x · Free tier unlocks 1x/2x/4x; 8x/16x require paid plan)) |
| Processing speed | 14 / 15 Network-observed server wait: 3.4s (API mode: sync_post; end-to-end 3.85s shown for reference only, never penalized) | 8 / 15 Network-observed server wait: 20.1s (API mode: async_poll; end-to-end 22.2s shown for reference only, never penalized) |
