Comparison

PerformanceDays vs Dobby Upload

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

Head to head
About

PerformanceDays

Features
Read full description

Everything for your fair visit in Munich • Access your ticket for the fair in Munich • Browse the exhibitors for Munich • Scroll around the floorplan • Plan your agend with the Expert Talks Schedule Digital Sourcing made easy • Supplier Showrooms of every exhibitor of The Loop (Munich and Portland) • Scan products and browse through over 20.000 products and order them directly Your personal The Loop account also in the App • Have your favorite products, exhibitors and Expert Talks in the App • Ordersamples directly in the App The place to be for sourcing functional fabrics, accessories and footwear. PERFORMANCE DAYS is synchronized with the industry’s deadlines – making it possible for designers, product, purchasing and material managers to perform sourcing at just the right time for the upcoming summer and winter collections in April/May and October/November. The latest trends and innovations in the functional fabric industry are on display by top quality exhibitors from around 30 nations. Unlike the other big trade fairs, PERFORMANCE DAYS offers a relaxing and dedicated working atmosphere – creating a platform for specific business meetings and direct introductions to new producers. The early timing makes the trade fair the top address for innovations, trends, and product launches.

About

Dobby Upload

Features
Read full description

Dobby Upload is the mobile companion for Delvify, built for fashion teams who need to capture and organize fabric and print samples on the go. Use Dobby Upload to: • Sign in or create a Delvify account • Browse your fabric and print libraries and folders • Capture fabric and print photos with your iPhone camera or pick from your photos • Upload materials into your Delvify libraries with supplier, type, composition and notes • Keep uploading in the background, with a notification when it's done • View material details such as type, construction, weight, width and composition • Tidy up your libraries by deleting materials, folders and libraries you own • Use the app in English, Spanish, Indonesian, Japanese, Turkish, Vietnamese, Simplified Chinese or Traditional Chinese • Show measurements in metric or imperial units Perfect for trade shows, supplier visits and field sourcing. Get fabrics and prints into Delvify without waiting until you're back at your desk. Dobby Upload connects to your existing Delvify account and production libraries. A Delvify account is required. Questions or support: https://delvify.ai Privacy policy: https://delvify.ai/privacy-policy/

Screenshots

PerformanceDays4 screens
Dobby Upload4 screens

Verdict

The call

PerformanceDays and Dobby Upload are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PerformanceDays ships an update monthly, Dobby Upload every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
PerformanceDays versus Dobby Upload: the parameters behind the verdict, then further details
ParameterPerformanceDaysDobby Upload
PriceFreeFree
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better16.4
Further details — not scored
Size32 MB54 MB
Age rating4+4+
DeveloperPERFORMANCE DAYS functional fabric fairDelvify

In-app purchases

None

PerformanceDays

No in-app purchases

None

Dobby Upload

No in-app purchases

Questions

Is PerformanceDays free?
PerformanceDays is free to download, with no in-app purchases.
Is Dobby Upload free?
Dobby Upload is free to download, with no in-app purchases.
Do PerformanceDays or Dobby Upload have ads?
Neither PerformanceDays nor Dobby Upload shows ads.
Which is updated more often, PerformanceDays or Dobby Upload?
PerformanceDays ships an update monthly, and Dobby Upload every 3 weeks. Most recently, PerformanceDays was updated on November 3, 2026 and Dobby Upload on October 31, 2026.

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