PepCal: Peptide Calculator

A & A Design Inc. · Utilities

4.3 36 ratings $2.99

Independent analytics for this App Store listing. AppTracker is not affiliated with A & A Design Inc.

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Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Sep 29, 2026
Price change 24.99 USD → 2.99 USD
Sep 21, 2026
Price change 14.99 USD → 24.99 USD
Sep 11, 2026
Price change 4.99 USD → 14.99 USD
Sep 8, 2026
Price change Free → 4.99 USD
Aug 28, 2026
Rating ★ 4.31 → 4.33
Aug 26, 2026
Rating ★ 4.34 → 4.31

Price & rating history · US

Reconstructed from the listing changes AppTracker has observed in this storefront. A field is charted once it has changed more than once, and each line starts at the value it moved from.

Price history in USD over the observed period. Free 10 20 Sep 6 Sep 16 Sep 26 Oct 5 Oct 15

Price · 2.99 USD now · 4 changes on record

Average rating history over the observed period. 4.25 4.30 4.35 4.40 Aug 23 Sep 5 Sep 19 Oct 2 Oct 15

Average rating · ★ 4.33 now · 2 changes on record

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 81% 29
4★ 3% 1
3★ 0% 0
2★ 3% 1
1★ 14% 5

In-app purchases · US

No in-app purchases.

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About

Pep Cal: Peptide Calculator is an ad-free tool exclusively for scientists, researchers and other enthusiasts providing them with peptide reconstitution and mixing guidelines. The app is not meant for use by medical professionals. Peptide Calculator Features: 1) Reconstitution: Estimate approximately how much water is required for your peptides 2) Mixing Ratios: Explore possible mixing ratios for different sequences 3) Bacteriostatic Water: Use the bacteriostatic water calculations for your mi 4) Easy navigation: Intuitive user interface to navigate easily across the different features 5) Dark mode: Utilize dark mode to access the app at any time as per your convenience 6) Save your favorite calculations 7) Ads free: No ads to enhance your user experience 8) Put decimal numbers in for all values Disclaimer: Peptide Calculator is intended only for educational and laboratory purposes. It is not meant to be used by medical professionals and is not a medical guide or tool. Please consult with your local professional and follow your local regulations and guidelines.

What's new · 2.1

Bug fixes

Details

ReleasedSep 2023
UpdatedMar 2026
Version2.1
Size7.8 MB
RequiresiOS 15.0 or later
Age rating4+
LanguagesChinese, English, French, German, Italian, Japanese, Korean, Polish, Portuguese, Spanish, Vietnamese
Price$2.99
Categories UtilitiesProductivity
Bundle IDcom.pepcalc