Comparison

ZipGrade vs Harmony PBA/RP

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

Head to head
About

ZipGrade

Instantly grade multiple-choice tests and quizzes using your device's camera. This app offers a fast and accurate way for educators to assess student work, with features for organizing and exporting results. It provides immediate feedback to inform lesson planning and assignments.

Highlights
  • Instant grading with device camera
  • Supports multiple choice tests and quizzes
  • Organizes and exports results (PDF, Excel)
  • Free answer sheet templates available
  • Companion website for data management
  • Stores results by student, subject, and quiz
Features
Read full description

Teachers can grade multiple choice tests, quizzes, and assessments instantly in the classroom by using their iPhone or iPad's camera as a scanner. It is the most cost effective, fastest, and most accurate way to grade tests in the classroom or where ever you are. -------------------------------------------------------- * Free answer sheets available in several formats and sizes up to 100 questions (including custom form wizard) * Organizes results for reporting and exporting via PDF and Excel-readable format * Uses student ID numbers or written name of student for reporting. * Use companion website (www.zipgrade.com) to manage your data and upload student lists and review results in dozens of reports and exports. -------------------------------------------------------- Use for exit tickets, formative assessments, or regular quizzes. Stores results by students, subject, and quiz. By giving teachers the flexibility to grade papers instantly anywhere, ZipGrade provides immediate feedback on current knowledge and can be used to better focus lessons and assignments. Download ZipGrade free with access to all features and website, but limited to 100 scans per month. After you've used it for a class or two, use the in-app purchase a non-recurring subscription with unlimited scanning.

About

Harmony PBA/RP

Features
Read full description

Harmony PBA/RP App is an internal application to connect teachers and students. It lets teachers and school admins to keep track of their students' progress. Harmony Public Schools always encourage positive behaviour. And Harmony PBA/RP app is a tool to achieve this.

Screenshots

ZipGrade3 screens
Harmony PBA/RP3 screens

Verdict

The call

The clearest difference is in-app purchases: Harmony PBA/RP at none against ZipGrade's 1. ZipGrade's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, ads 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. ZipGrade sells 1 one-off in-app purchase. Harmony PBA/RP asks for nothing beyond the download.

UpkeepUpdate frequency

ZipGrade ships an update every 6 weeks, Harmony PBA/RP every 2 months. Both last shipped on October 15, 2026.

Scorecard2 real differences · 8 level
ZipGrade versus Harmony PBA/RP: the parameters behind the verdict, then further details
ParameterZipGradeHarmony PBA/RP
PriceFreeFree
Rating4.9 (36K ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings36K — better—
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size30 MB41 MB
Age rating4+4+
DeveloperZipGrade LLCHarmony Public Schools

Bugs and requests

ZipGrade

Reported bugs

2 issues
  • Scanning issues with flat surface detection
  • Incorrect answer marking due to eraser marks

Requested features

4 requests
  • Ability to change question point values in bulk
  • Option to create/edit answer keys on website
  • Support for non-multiple choice question types
  • Improved data export/integration with other systems

Harmony PBA/RP

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

ZipGrade

One-time1
  • Add 1 year of use$6.99
None

Harmony PBA/RP

No in-app purchases

Questions

Is ZipGrade free?
ZipGrade is free to download, with in-app purchases available.
Is Harmony PBA/RP free?
Harmony PBA/RP is free to download, with no in-app purchases.
Do ZipGrade or Harmony PBA/RP have ads?
Neither ZipGrade nor Harmony PBA/RP shows ads.
Which is updated more often, ZipGrade or Harmony PBA/RP?
ZipGrade ships an update every 6 weeks, and Harmony PBA/RP every 2 months. Most recently, ZipGrade was updated on October 15, 2026 and Harmony PBA/RP on October 15, 2026.

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