Slope Calculator vs SubmitPic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Slope Calculator
Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.
- Calculate slope as angle
- Calculate slope as percentage
- Calculate slope as ratio
- Input two sides of a right triangle
- Calculate remaining triangle values
- Intuitive and easy to use
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Use this App to calculate slope (Angle, Percentage, Ratio). You just need to enter 2 of the 3 sides of a right triangle, we will calculate for you the remaining necessary numbers. This is a very intuitive App, simple and easy to use. Results are estimates for informational purposes only. We are very happy to serve you. If you have any requests, don't hesitate to contact us. - https://www.facebook.com/phan.nhatdang.3/ - phannhatd@gmail.com
SubmitPic
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SubmitPic quickly resizes photos of documents, ID photos, and application forms down to a size that's easy to submit. Built for the 2 MB limits on web forms, email attachments, and paperwork like school applications or insurance claims — no fiddling with settings required. ■ Who it's for - Anyone who has hit a file-size limit on an online application - People who photograph documents or ID photos on their phone and need to submit them right away - Anyone tired of manually shrinking photos every time ■ Key features Built-in presets Pick a preset like "Submission (Auto ≤2 MB)" and it automatically hits your target size while preserving quality. Compress right from the Share Sheet (NEW) Select "SubmitPic" from the share menu in Photos and other apps to compress and save instantly, without opening the app. JPEG, HEIC, and PNG output (NEW) Choose the format that matches what your destination requires. Before / After comparison (NEW) Compare the original and converted photo side by side with a slider, along with size and reduction percentage. Percentage resize Skip the presets and scale down anywhere from 10% to 100%. My Presets Save your favorite settings and reuse them in one tap. Batch processing Convert multiple photos at once, and optionally bundle them into a single ZIP file. Save to Photos or Files Save converted photos directly to your Photo Library, or send them to other apps via Files. Automatic location removal Location metadata is stripped during conversion for your privacy. ■ Built with peace of mind - No account or sign-in required - Everything happens on your device — no network connection needed - No ads Whether you're submitting paperwork, uploading an ID photo, or preparing photos for a marketplace listing, SubmitPic gets them to just the right size.
Screenshots
Verdict
The clearest difference is price: Slope Calculator at Free against SubmitPic's $1.99. Slope Calculator also leads on iOS requirement (13.0 vs 16.6). SubmitPic's advantage is in-app purchases (none vs 1) and update cadence (every 4 months vs every 14 months). On 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
Slope Calculator is free to download; SubmitPic costs $1.99 up front. Slope Calculator sells 1 one-off in-app purchase. SubmitPic asks for nothing beyond the download.
Slope Calculator ships an update every 14 months, SubmitPic every 4 months. The most recent releases landed on October 19, 2026 and September 21, 2026 respectively.
| Parameter | Slope Calculator | SubmitPic |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.3 (104 ratings) — better | — |
| Positive reviews | 58.3% of reviews | — |
| Number of ratings | 104 — better | — |
| Update frequency | Every 14 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 5 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Phan Nhat Đang | Ryo Sato |
In-app purchases
Slope Calculator
- Remove ads$1.99
SubmitPic
No in-app purchases
Questions
Is Slope Calculator free?
Is SubmitPic free?
Do Slope Calculator or SubmitPic have ads?
Which is updated more often, Slope Calculator or SubmitPic?
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