App Description
Time travel tnto the future is possible. If you were to leave Earth in a spacecraft travelling at an appreciable fraction of lightspeed, turn around and come back, only a few years might have passed on board but many years could have gone by on Earth. This is known as the “twins paradox”.
iPhone Screenshots
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iPad Screenshots
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App Changes
- April 16, 2018 Initial release
- June 14, 2019 Price increase: FREE! -> $0.99
- June 14, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 16, 2019 Price increase: FREE! -> $0.99
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